Home / 71,928,082.10-107,892,123.15-41,191,109.30

Finding the Fourth Proportional to 71,928,082.10, 107,892,123.15 and 41,191,109.30

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Solution

The fourth proportional to 71,928,082.10, 107,892,123.15 and 41,191,109.30 is: 61,786,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,928,082.10 : 107,892,123.15 = 41,191,109.30 : x
  2. Step 2: Convert to fraction form
    71,928,082.10/107,892,123.15 = 41,191,109.30/x
  3. Step 3: Cross multiply
    71,928,082.10x = 107,892,123.15 × 41,191,109.30
  4. Step 4: Simplify right side
    71,928,082.10x = 4,444,196,237,280,710
  5. Step 5: Solve for x
    x = 4,444,196,237,280,710/71,928,082.10
  6. Step 6: Final answer
    x = 61,786,663.95

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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.