Home / 9,997,691.70-14,996,537.55-9,218,244.90

Finding the Fourth Proportional to 9,997,691.70, 14,996,537.55 and 9,218,244.90

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Solution

The fourth proportional to 9,997,691.70, 14,996,537.55 and 9,218,244.90 is: 13,827,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,691.70 : 14,996,537.55 = 9,218,244.90 : x
  2. Step 2: Convert to fraction form
    9,997,691.70/14,996,537.55 = 9,218,244.90/x
  3. Step 3: Cross multiply
    9,997,691.70x = 14,996,537.55 × 9,218,244.90
  4. Step 4: Simplify right side
    9,997,691.70x = 138,241,755,787,946
  5. Step 5: Solve for x
    x = 138,241,755,787,946/9,997,691.70
  6. Step 6: Final answer
    x = 13,827,367.35

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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.