Home / 54,700,187.36-82,013,833.20-30,119,691.92

Finding the Fourth Proportional to 54,700,187.36, 82,013,833.20 and 30,119,691.92

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Solution

The fourth proportional to 54,700,187.36, 82,013,833.20 and 30,119,691.92 is: 45,159,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,700,187.36 : 82,013,833.20 = 30,119,691.92 : x
  2. Step 2: Convert to fraction form
    54,700,187.36/82,013,833.20 = 30,119,691.92/x
  3. Step 3: Cross multiply
    54,700,187.36x = 82,013,833.20 × 30,119,691.92
  4. Step 4: Simplify right side
    54,700,187.36x = 2,470,231,389,162,268
  5. Step 5: Solve for x
    x = 2,470,231,389,162,268/54,700,187.36
  6. Step 6: Final answer
    x = 45,159,468.52

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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.