Home / 39,391,123.10-54,368,819.93-23,098,847.90

Finding the Fourth Proportional to 39,391,123.10, 54,368,819.93 and 23,098,847.90

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Solution

The fourth proportional to 39,391,123.10, 54,368,819.93 and 23,098,847.90 is: 31,881,728.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,391,123.10 : 54,368,819.93 = 23,098,847.90 : x
  2. Step 2: Convert to fraction form
    39,391,123.10/54,368,819.93 = 23,098,847.90/x
  3. Step 3: Cross multiply
    39,391,123.10x = 54,368,819.93 × 23,098,847.90
  4. Step 4: Simplify right side
    39,391,123.10x = 1,255,857,101,851,461.50
  5. Step 5: Solve for x
    x = 1,255,857,101,851,461.50/39,391,123.10
  6. Step 6: Final answer
    x = 31,881,728.75

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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.