Home / 39,366,989.90-59,050,484.85-21,227,137.10

Finding the Fourth Proportional to 39,366,989.90, 59,050,484.85 and 21,227,137.10

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Solution

The fourth proportional to 39,366,989.90, 59,050,484.85 and 21,227,137.10 is: 31,840,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,989.90 : 59,050,484.85 = 21,227,137.10 : x
  2. Step 2: Convert to fraction form
    39,366,989.90/59,050,484.85 = 21,227,137.10/x
  3. Step 3: Cross multiply
    39,366,989.90x = 59,050,484.85 × 21,227,137.10
  4. Step 4: Simplify right side
    39,366,989.90x = 1,253,472,737,732,423
  5. Step 5: Solve for x
    x = 1,253,472,737,732,423/39,366,989.90
  6. Step 6: Final answer
    x = 31,840,705.65

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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.