Home / 67,332,022.86-100,983,374.08-18,146,728.20

Finding the Fourth Proportional to 67,332,022.86, 100,983,374.08 and 18,146,728.20

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Solution

The fourth proportional to 67,332,022.86, 100,983,374.08 and 18,146,728.20 is: 27,216,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332,022.86 : 100,983,374.08 = 18,146,728.20 : x
  2. Step 2: Convert to fraction form
    67,332,022.86/100,983,374.08 = 18,146,728.20/x
  3. Step 3: Cross multiply
    67,332,022.86x = 100,983,374.08 × 18,146,728.20
  4. Step 4: Simplify right side
    67,332,022.86x = 1,832,517,842,148,685
  5. Step 5: Solve for x
    x = 1,832,517,842,148,685/67,332,022.86
  6. Step 6: Final answer
    x = 27,216,141.21

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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.