Home / 54,161,964.05-81,240,084.74-17,765,560.13

Finding the Fourth Proportional to 54,161,964.05, 81,240,084.74 and 17,765,560.13

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Solution

The fourth proportional to 54,161,964.05, 81,240,084.74 and 17,765,560.13 is: 26,647,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,161,964.05 : 81,240,084.74 = 17,765,560.13 : x
  2. Step 2: Convert to fraction form
    54,161,964.05/81,240,084.74 = 17,765,560.13/x
  3. Step 3: Cross multiply
    54,161,964.05x = 81,240,084.74 × 17,765,560.13
  4. Step 4: Simplify right side
    54,161,964.05x = 1,443,275,609,919,737.25
  5. Step 5: Solve for x
    x = 1,443,275,609,919,737.25/54,161,964.05
  6. Step 6: Final answer
    x = 26,647,401.65

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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.