Home / 9,176,691.60-12,660,250.32-5,254,351.56

Finding the Fourth Proportional to 9,176,691.60, 12,660,250.32 and 5,254,351.56

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Solution

The fourth proportional to 9,176,691.60, 12,660,250.32 and 5,254,351.56 is: 7,248,952.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,176,691.60 : 12,660,250.32 = 5,254,351.56 : x
  2. Step 2: Convert to fraction form
    9,176,691.60/12,660,250.32 = 5,254,351.56/x
  3. Step 3: Cross multiply
    9,176,691.60x = 12,660,250.32 × 5,254,351.56
  4. Step 4: Simplify right side
    9,176,691.60x = 66,521,406,018,882.49
  5. Step 5: Solve for x
    x = 66,521,406,018,882.49/9,176,691.60
  6. Step 6: Final answer
    x = 7,248,952.99

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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.