Home / 7,447,363.20-11,171,044.80-4,896,446.40

Finding the Fourth Proportional to 7,447,363.20, 11,171,044.80 and 4,896,446.40

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Solution

The fourth proportional to 7,447,363.20, 11,171,044.80 and 4,896,446.40 is: 7,344,669.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,447,363.20 : 11,171,044.80 = 4,896,446.40 : x
  2. Step 2: Convert to fraction form
    7,447,363.20/11,171,044.80 = 4,896,446.40/x
  3. Step 3: Cross multiply
    7,447,363.20x = 11,171,044.80 × 4,896,446.40
  4. Step 4: Simplify right side
    7,447,363.20x = 54,698,422,095,198.73
  5. Step 5: Solve for x
    x = 54,698,422,095,198.73/7,447,363.20
  6. Step 6: Final answer
    x = 7,344,669.60

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.