Home / 7,484,752.20-11,227,128.30-4,650,400.20

Finding the Fourth Proportional to 7,484,752.20, 11,227,128.30 and 4,650,400.20

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Solution

The fourth proportional to 7,484,752.20, 11,227,128.30 and 4,650,400.20 is: 6,975,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484,752.20 : 11,227,128.30 = 4,650,400.20 : x
  2. Step 2: Convert to fraction form
    7,484,752.20/11,227,128.30 = 4,650,400.20/x
  3. Step 3: Cross multiply
    7,484,752.20x = 11,227,128.30 × 4,650,400.20
  4. Step 4: Simplify right side
    7,484,752.20x = 52,210,639,691,745.66
  5. Step 5: Solve for x
    x = 52,210,639,691,745.66/7,484,752.20
  6. Step 6: Final answer
    x = 6,975,600.30

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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.