Home / 8,195,363.60-12,293,045.40-5,216,752.40

Finding the Fourth Proportional to 8,195,363.60, 12,293,045.40 and 5,216,752.40

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Solution

The fourth proportional to 8,195,363.60, 12,293,045.40 and 5,216,752.40 is: 7,825,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,363.60 : 12,293,045.40 = 5,216,752.40 : x
  2. Step 2: Convert to fraction form
    8,195,363.60/12,293,045.40 = 5,216,752.40/x
  3. Step 3: Cross multiply
    8,195,363.60x = 12,293,045.40 × 5,216,752.40
  4. Step 4: Simplify right side
    8,195,363.60x = 64,129,774,093,758.97
  5. Step 5: Solve for x
    x = 64,129,774,093,758.97/8,195,363.60
  6. Step 6: Final answer
    x = 7,825,128.60

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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.