Home / 39,665,854.71-59,497,182.36-20,234,654.45

Finding the Fourth Proportional to 39,665,854.71, 59,497,182.36 and 20,234,654.45

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Solution

The fourth proportional to 39,665,854.71, 59,497,182.36 and 20,234,654.45 is: 30,351,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,665,854.71 : 59,497,182.36 = 20,234,654.45 : x
  2. Step 2: Convert to fraction form
    39,665,854.71/59,497,182.36 = 20,234,654.45/x
  3. Step 3: Cross multiply
    39,665,854.71x = 59,497,182.36 × 20,234,654.45
  4. Step 4: Simplify right side
    39,665,854.71x = 1,203,904,925,505,749.50
  5. Step 5: Solve for x
    x = 1,203,904,925,505,749.50/39,665,854.71
  6. Step 6: Final answer
    x = 30,351,165.61

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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.