Home / 9,578,542.20-14,367,813.30-8,539,279.80

Finding the Fourth Proportional to 9,578,542.20, 14,367,813.30 and 8,539,279.80

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Solution

The fourth proportional to 9,578,542.20, 14,367,813.30 and 8,539,279.80 is: 12,808,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,578,542.20 : 14,367,813.30 = 8,539,279.80 : x
  2. Step 2: Convert to fraction form
    9,578,542.20/14,367,813.30 = 8,539,279.80/x
  3. Step 3: Cross multiply
    9,578,542.20x = 14,367,813.30 × 8,539,279.80
  4. Step 4: Simplify right side
    9,578,542.20x = 122,690,777,882,861.36
  5. Step 5: Solve for x
    x = 122,690,777,882,861.36/9,578,542.20
  6. Step 6: Final answer
    x = 12,808,919.70

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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.