Home / 67,332,105.85-100,983,498.45-18,146,811.19

Finding the Fourth Proportional to 67,332,105.85, 100,983,498.45 and 18,146,811.19

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Solution

The fourth proportional to 67,332,105.85, 100,983,498.45 and 18,146,811.19 is: 27,216,265.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332,105.85 : 100,983,498.45 = 18,146,811.19 : x
  2. Step 2: Convert to fraction form
    67,332,105.85/100,983,498.45 = 18,146,811.19/x
  3. Step 3: Cross multiply
    67,332,105.85x = 100,983,498.45 × 18,146,811.19
  4. Step 4: Simplify right side
    67,332,105.85x = 1,832,528,479,677,807.75
  5. Step 5: Solve for x
    x = 1,832,528,479,677,807.75/67,332,105.85
  6. Step 6: Final answer
    x = 27,216,265.65

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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.