Home / 55,424,272.38-83,115,731.70-19,022,332.92

Finding the Fourth Proportional to 55,424,272.38, 83,115,731.70 and 19,022,332.92

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Solution

The fourth proportional to 55,424,272.38, 83,115,731.70 and 19,022,332.92 is: 28,526,402.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,424,272.38 : 83,115,731.70 = 19,022,332.92 : x
  2. Step 2: Convert to fraction form
    55,424,272.38/83,115,731.70 = 19,022,332.92/x
  3. Step 3: Cross multiply
    55,424,272.38x = 83,115,731.70 × 19,022,332.92
  4. Step 4: Simplify right side
    55,424,272.38x = 1,581,055,119,286,797.75
  5. Step 5: Solve for x
    x = 1,581,055,119,286,797.75/55,424,272.38
  6. Step 6: Final answer
    x = 28,526,402.81

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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.