Home / 22,767,812.79-31,419,830.93-12,454,535.98

Finding the Fourth Proportional to 22,767,812.79, 31,419,830.93 and 12,454,535.98

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Solution

The fourth proportional to 22,767,812.79, 31,419,830.93 and 12,454,535.98 is: 17,187,396.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,767,812.79 : 31,419,830.93 = 12,454,535.98 : x
  2. Step 2: Convert to fraction form
    22,767,812.79/31,419,830.93 = 12,454,535.98/x
  3. Step 3: Cross multiply
    22,767,812.79x = 31,419,830.93 × 12,454,535.98
  4. Step 4: Simplify right side
    22,767,812.79x = 391,319,414,850,260.69
  5. Step 5: Solve for x
    x = 391,319,414,850,260.69/22,767,812.79
  6. Step 6: Final answer
    x = 17,187,396.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.