Home / 9,169,331.20-13,753,996.80-4,917,803.20

Finding the Fourth Proportional to 9,169,331.20, 13,753,996.80 and 4,917,803.20

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Solution

The fourth proportional to 9,169,331.20, 13,753,996.80 and 4,917,803.20 is: 7,376,704.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,331.20 : 13,753,996.80 = 4,917,803.20 : x
  2. Step 2: Convert to fraction form
    9,169,331.20/13,753,996.80 = 4,917,803.20/x
  3. Step 3: Cross multiply
    9,169,331.20x = 13,753,996.80 × 4,917,803.20
  4. Step 4: Simplify right side
    9,169,331.20x = 67,639,449,475,829.77
  5. Step 5: Solve for x
    x = 67,639,449,475,829.77/9,169,331.20
  6. Step 6: Final answer
    x = 7,376,704.80

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Similar ratio
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1.5x scale

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.