Home / 22,577,885.76-31,158,338.80-12,654,951.86

Finding the Fourth Proportional to 22,577,885.76, 31,158,338.80 and 12,654,951.86

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Solution

The fourth proportional to 22,577,885.76, 31,158,338.80 and 12,654,951.86 is: 17,464,313.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577,885.76 : 31,158,338.80 = 12,654,951.86 : x
  2. Step 2: Convert to fraction form
    22,577,885.76/31,158,338.80 = 12,654,951.86/x
  3. Step 3: Cross multiply
    22,577,885.76x = 31,158,338.80 × 12,654,951.86
  4. Step 4: Simplify right side
    22,577,885.76x = 394,307,277,551,570.19
  5. Step 5: Solve for x
    x = 394,307,277,551,570.19/22,577,885.76
  6. Step 6: Final answer
    x = 17,464,313.61

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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.