Home / 22,510,042.60-31,064,211.47-13,217,818.15

Finding the Fourth Proportional to 22,510,042.60, 31,064,211.47 and 13,217,818.15

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Solution

The fourth proportional to 22,510,042.60, 31,064,211.47 and 13,217,818.15 is: 18,240,796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,510,042.60 : 31,064,211.47 = 13,217,818.15 : x
  2. Step 2: Convert to fraction form
    22,510,042.60/31,064,211.47 = 13,217,818.15/x
  3. Step 3: Cross multiply
    22,510,042.60x = 31,064,211.47 × 13,217,818.15
  4. Step 4: Simplify right side
    22,510,042.60x = 410,601,098,138,988.25
  5. Step 5: Solve for x
    x = 410,601,098,138,988.25/22,510,042.60
  6. Step 6: Final answer
    x = 18,240,796.14

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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.