Home / 10,755,679.20-16,133,518.80-9,635,935.20

Finding the Fourth Proportional to 10,755,679.20, 16,133,518.80 and 9,635,935.20

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Solution

The fourth proportional to 10,755,679.20, 16,133,518.80 and 9,635,935.20 is: 14,453,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,755,679.20 : 16,133,518.80 = 9,635,935.20 : x
  2. Step 2: Convert to fraction form
    10,755,679.20/16,133,518.80 = 9,635,935.20/x
  3. Step 3: Cross multiply
    10,755,679.20x = 16,133,518.80 × 9,635,935.20
  4. Step 4: Simplify right side
    10,755,679.20x = 155,461,541,704,781.75
  5. Step 5: Solve for x
    x = 155,461,541,704,781.75/10,755,679.20
  6. Step 6: Final answer
    x = 14,453,902.80

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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.