Home / 22,676,373.60-31,292,047.08-12,885,458.92

Finding the Fourth Proportional to 22,676,373.60, 31,292,047.08 and 12,885,458.92

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Solution

The fourth proportional to 22,676,373.60, 31,292,047.08 and 12,885,458.92 is: 17,781,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676,373.60 : 31,292,047.08 = 12,885,458.92 : x
  2. Step 2: Convert to fraction form
    22,676,373.60/31,292,047.08 = 12,885,458.92/x
  3. Step 3: Cross multiply
    22,676,373.60x = 31,292,047.08 × 12,885,458.92
  4. Step 4: Simplify right side
    22,676,373.60x = 403,212,387,172,045.94
  5. Step 5: Solve for x
    x = 403,212,387,172,045.94/22,676,373.60
  6. Step 6: Final answer
    x = 17,781,167.05

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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.