Home / 8,321,944.20-12,482,916.30-7,359,793.80

Finding the Fourth Proportional to 8,321,944.20, 12,482,916.30 and 7,359,793.80

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Solution

The fourth proportional to 8,321,944.20, 12,482,916.30 and 7,359,793.80 is: 11,039,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,944.20 : 12,482,916.30 = 7,359,793.80 : x
  2. Step 2: Convert to fraction form
    8,321,944.20/12,482,916.30 = 7,359,793.80/x
  3. Step 3: Cross multiply
    8,321,944.20x = 12,482,916.30 × 7,359,793.80
  4. Step 4: Simplify right side
    8,321,944.20x = 91,871,689,990,658.94
  5. Step 5: Solve for x
    x = 91,871,689,990,658.94/8,321,944.20
  6. Step 6: Final answer
    x = 11,039,690.70

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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.