Home / 39,391,187.72-54,368,908.98-23,098,912.52

Finding the Fourth Proportional to 39,391,187.72, 54,368,908.98 and 23,098,912.52

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Solution

The fourth proportional to 39,391,187.72, 54,368,908.98 and 23,098,912.52 is: 31,881,817.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391,187.72 : 54,368,908.98 = 23,098,912.52 : x
  2. Step 2: Convert to fraction form
    39,391,187.72/54,368,908.98 = 23,098,912.52/x
  3. Step 3: Cross multiply
    39,391,187.72x = 54,368,908.98 × 23,098,912.52
  4. Step 4: Simplify right side
    39,391,187.72x = 1,255,862,672,336,862.25
  5. Step 5: Solve for x
    x = 1,255,862,672,336,862.25/39,391,187.72
  6. Step 6: Final answer
    x = 31,881,817.86

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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.