Home / 19,651,168.38-29,472,687.18-5,270,814.76

Finding the Fourth Proportional to 19,651,168.38, 29,472,687.18 and 5,270,814.76

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Solution

The fourth proportional to 19,651,168.38, 29,472,687.18 and 5,270,814.76 is: 7,905,131.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651,168.38 : 29,472,687.18 = 5,270,814.76 : x
  2. Step 2: Convert to fraction form
    19,651,168.38/29,472,687.18 = 5,270,814.76/x
  3. Step 3: Cross multiply
    19,651,168.38x = 29,472,687.18 × 5,270,814.76
  4. Step 4: Simplify right side
    19,651,168.38x = 155,345,074,605,206.78
  5. Step 5: Solve for x
    x = 155,345,074,605,206.78/19,651,168.38
  6. Step 6: Final answer
    x = 7,905,131.73

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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.