Home / 67,332,106.86-100,983,499.94-18,146,812.20

Finding the Fourth Proportional to 67,332,106.86, 100,983,499.94 and 18,146,812.20

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Solution

The fourth proportional to 67,332,106.86, 100,983,499.94 and 18,146,812.20 is: 27,216,267.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332,106.86 : 100,983,499.94 = 18,146,812.20 : x
  2. Step 2: Convert to fraction form
    67,332,106.86/100,983,499.94 = 18,146,812.20/x
  3. Step 3: Cross multiply
    67,332,106.86x = 100,983,499.94 × 18,146,812.20
  4. Step 4: Simplify right side
    67,332,106.86x = 1,832,528,608,709,891.25
  5. Step 5: Solve for x
    x = 1,832,528,608,709,891.25/67,332,106.86
  6. Step 6: Final answer
    x = 27,216,267.16

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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.