Home / 42,533,238.60-63,658,140.30-39,132,016.20

Finding the Fourth Proportional to 42,533,238.60, 63,658,140.30 and 39,132,016.20

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Solution

The fourth proportional to 42,533,238.60, 63,658,140.30 and 39,132,016.20 is: 58,567,639.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,533,238.60 : 63,658,140.30 = 39,132,016.20 : x
  2. Step 2: Convert to fraction form
    42,533,238.60/63,658,140.30 = 39,132,016.20/x
  3. Step 3: Cross multiply
    42,533,238.60x = 63,658,140.30 × 39,132,016.20
  4. Step 4: Simplify right side
    42,533,238.60x = 2,491,071,377,481,473
  5. Step 5: Solve for x
    x = 2,491,071,377,481,473/42,533,238.60
  6. Step 6: Final answer
    x = 58,567,639.32

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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.