Home / 10,651,079.40-15,976,619.10-8,950,468.20

Finding the Fourth Proportional to 10,651,079.40, 15,976,619.10 and 8,950,468.20

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Solution

The fourth proportional to 10,651,079.40, 15,976,619.10 and 8,950,468.20 is: 13,425,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,651,079.40 : 15,976,619.10 = 8,950,468.20 : x
  2. Step 2: Convert to fraction form
    10,651,079.40/15,976,619.10 = 8,950,468.20/x
  3. Step 3: Cross multiply
    10,651,079.40x = 15,976,619.10 × 8,950,468.20
  4. Step 4: Simplify right side
    10,651,079.40x = 142,998,221,198,062.59
  5. Step 5: Solve for x
    x = 142,998,221,198,062.59/10,651,079.40
  6. Step 6: Final answer
    x = 13,425,702.30

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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.