Home / 68,639,471.46-102,959,174.38-17,521,473.86

Finding the Fourth Proportional to 68,639,471.46, 102,959,174.38 and 17,521,473.86

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Solution

The fourth proportional to 68,639,471.46, 102,959,174.38 and 17,521,473.86 is: 26,282,202.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,639,471.46 : 102,959,174.38 = 17,521,473.86 : x
  2. Step 2: Convert to fraction form
    68,639,471.46/102,959,174.38 = 17,521,473.86/x
  3. Step 3: Cross multiply
    68,639,471.46x = 102,959,174.38 × 17,521,473.86
  4. Step 4: Simplify right side
    68,639,471.46x = 1,803,996,482,546,351.50
  5. Step 5: Solve for x
    x = 1,803,996,482,546,351.50/68,639,471.46
  6. Step 6: Final answer
    x = 26,282,202.41

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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.