Home / 10,691,834.40-16,002,322.20-9,841,528.80

Finding the Fourth Proportional to 10,691,834.40, 16,002,322.20 and 9,841,528.80

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Solution

The fourth proportional to 10,691,834.40, 16,002,322.20 and 9,841,528.80 is: 14,729,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,834.40 : 16,002,322.20 = 9,841,528.80 : x
  2. Step 2: Convert to fraction form
    10,691,834.40/16,002,322.20 = 9,841,528.80/x
  3. Step 3: Cross multiply
    10,691,834.40x = 16,002,322.20 × 9,841,528.80
  4. Step 4: Simplify right side
    10,691,834.40x = 157,487,314,798,179.38
  5. Step 5: Solve for x
    x = 157,487,314,798,179.38/10,691,834.40
  6. Step 6: Final answer
    x = 14,729,681.45

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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.