Home / 10,660,351.87-15,991,648.94-3,472,446.34

Finding the Fourth Proportional to 10,660,351.87, 15,991,648.94 and 3,472,446.34

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Solution

The fourth proportional to 10,660,351.87, 15,991,648.94 and 3,472,446.34 is: 5,209,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660,351.87 : 15,991,648.94 = 3,472,446.34 : x
  2. Step 2: Convert to fraction form
    10,660,351.87/15,991,648.94 = 3,472,446.34/x
  3. Step 3: Cross multiply
    10,660,351.87x = 15,991,648.94 × 3,472,446.34
  4. Step 4: Simplify right side
    10,660,351.87x = 55,530,142,774,926.52
  5. Step 5: Solve for x
    x = 55,530,142,774,926.52/10,660,351.87
  6. Step 6: Final answer
    x = 5,209,034.70

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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.