Home / 11,791,355.56-16,272,813.94-7,145,546.83

Finding the Fourth Proportional to 11,791,355.56, 16,272,813.94 and 7,145,546.83

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Solution

The fourth proportional to 11,791,355.56, 16,272,813.94 and 7,145,546.83 is: 9,861,305.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,791,355.56 : 16,272,813.94 = 7,145,546.83 : x
  2. Step 2: Convert to fraction form
    11,791,355.56/16,272,813.94 = 7,145,546.83/x
  3. Step 3: Cross multiply
    11,791,355.56x = 16,272,813.94 × 7,145,546.83
  4. Step 4: Simplify right side
    11,791,355.56x = 116,278,154,005,600.91
  5. Step 5: Solve for x
    x = 116,278,154,005,600.91/11,791,355.56
  6. Step 6: Final answer
    x = 9,861,305.04

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1.5x scale

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.