Home / 9,691,753.90-14,521,884.45-8,085,621.10

Finding the Fourth Proportional to 9,691,753.90, 14,521,884.45 and 8,085,621.10

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Solution

The fourth proportional to 9,691,753.90, 14,521,884.45 and 8,085,621.10 is: 12,115,294.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,753.90 : 14,521,884.45 = 8,085,621.10 : x
  2. Step 2: Convert to fraction form
    9,691,753.90/14,521,884.45 = 8,085,621.10/x
  3. Step 3: Cross multiply
    9,691,753.90x = 14,521,884.45 × 8,085,621.10
  4. Step 4: Simplify right side
    9,691,753.90x = 117,418,455,320,681.89
  5. Step 5: Solve for x
    x = 117,418,455,320,681.89/9,691,753.90
  6. Step 6: Final answer
    x = 12,115,294.77

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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.