Home / 8,758,711-13,138,060.92-6,377,702.20

Finding the Fourth Proportional to 8,758,711, 13,138,060.92 and 6,377,702.20

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Solution

The fourth proportional to 8,758,711, 13,138,060.92 and 6,377,702.20 is: 9,566,549.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,711 : 13,138,060.92 = 6,377,702.20 : x
  2. Step 2: Convert to fraction form
    8,758,711/13,138,060.92 = 6,377,702.20/x
  3. Step 3: Cross multiply
    8,758,711x = 13,138,060.92 × 6,377,702.20
  4. Step 4: Simplify right side
    8,758,711x = 83,790,640,033,218.03
  5. Step 5: Solve for x
    x = 83,790,640,033,218.03/8,758,711
  6. Step 6: Final answer
    x = 9,566,549.24

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Double scale
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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.