Home / 8,019,631.60-12,030,795.24-3,976,318.96

Finding the Fourth Proportional to 8,019,631.60, 12,030,795.24 and 3,976,318.96

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Solution

The fourth proportional to 8,019,631.60, 12,030,795.24 and 3,976,318.96 is: 5,965,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,631.60 : 12,030,795.24 = 3,976,318.96 : x
  2. Step 2: Convert to fraction form
    8,019,631.60/12,030,795.24 = 3,976,318.96/x
  3. Step 3: Cross multiply
    8,019,631.60x = 12,030,795.24 × 3,976,318.96
  4. Step 4: Simplify right side
    8,019,631.60x = 47,838,279,216,689.75
  5. Step 5: Solve for x
    x = 47,838,279,216,689.75/8,019,631.60
  6. Step 6: Final answer
    x = 5,965,146.73

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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.