Home / 8,480,294.74-12,715,305-3,805,514.38

Finding the Fourth Proportional to 8,480,294.74, 12,715,305 and 3,805,514.38

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Solution

The fourth proportional to 8,480,294.74, 12,715,305 and 3,805,514.38 is: 5,705,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,480,294.74 : 12,715,305 = 3,805,514.38 : x
  2. Step 2: Convert to fraction form
    8,480,294.74/12,715,305 = 3,805,514.38/x
  3. Step 3: Cross multiply
    8,480,294.74x = 12,715,305 × 3,805,514.38
  4. Step 4: Simplify right side
    8,480,294.74x = 48,388,276,023,585.90
  5. Step 5: Solve for x
    x = 48,388,276,023,585.90/8,480,294.74
  6. Step 6: Final answer
    x = 5,705,966.30

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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.