Home / 66,229,561.53-91,399,805.73-36,862,775.82

Finding the Fourth Proportional to 66,229,561.53, 91,399,805.73 and 36,862,775.82

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Solution

The fourth proportional to 66,229,561.53, 91,399,805.73 and 36,862,775.82 is: 50,872,306.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,229,561.53 : 91,399,805.73 = 36,862,775.82 : x
  2. Step 2: Convert to fraction form
    66,229,561.53/91,399,805.73 = 36,862,775.82/x
  3. Step 3: Cross multiply
    66,229,561.53x = 91,399,805.73 × 36,862,775.82
  4. Step 4: Simplify right side
    66,229,561.53x = 3,369,250,548,616,541.50
  5. Step 5: Solve for x
    x = 3,369,250,548,616,541.50/66,229,561.53
  6. Step 6: Final answer
    x = 50,872,306.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.