Home / 40,103,417.20-60,155,125.80-9,811,280.20

Finding the Fourth Proportional to 40,103,417.20, 60,155,125.80 and 9,811,280.20

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Solution

The fourth proportional to 40,103,417.20, 60,155,125.80 and 9,811,280.20 is: 14,716,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,103,417.20 : 60,155,125.80 = 9,811,280.20 : x
  2. Step 2: Convert to fraction form
    40,103,417.20/60,155,125.80 = 9,811,280.20/x
  3. Step 3: Cross multiply
    40,103,417.20x = 60,155,125.80 × 9,811,280.20
  4. Step 4: Simplify right side
    40,103,417.20x = 590,198,794,690,049.12
  5. Step 5: Solve for x
    x = 590,198,794,690,049.12/40,103,417.20
  6. Step 6: Final answer
    x = 14,716,920.30

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1.5x scale

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.