Home / 39,942,489.72-59,917,145.76-14,032,540.20

Finding the Fourth Proportional to 39,942,489.72, 59,917,145.76 and 14,032,540.20

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Solution

The fourth proportional to 39,942,489.72, 59,917,145.76 and 14,032,540.20 is: 21,050,008.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,942,489.72 : 59,917,145.76 = 14,032,540.20 : x
  2. Step 2: Convert to fraction form
    39,942,489.72/59,917,145.76 = 14,032,540.20/x
  3. Step 3: Cross multiply
    39,942,489.72x = 59,917,145.76 × 14,032,540.20
  4. Step 4: Simplify right side
    39,942,489.72x = 840,789,756,546,459.50
  5. Step 5: Solve for x
    x = 840,789,756,546,459.50/39,942,489.72
  6. Step 6: Final answer
    x = 21,050,008.71

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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.