Home / 8,985,209.60-12,399,589-4,855,240.68

Finding the Fourth Proportional to 8,985,209.60, 12,399,589 and 4,855,240.68

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Solution

The fourth proportional to 8,985,209.60, 12,399,589 and 4,855,240.68 is: 6,700,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,985,209.60 : 12,399,589 = 4,855,240.68 : x
  2. Step 2: Convert to fraction form
    8,985,209.60/12,399,589 = 4,855,240.68/x
  3. Step 3: Cross multiply
    8,985,209.60x = 12,399,589 × 4,855,240.68
  4. Step 4: Simplify right side
    8,985,209.60x = 60,202,988,928,080.52
  5. Step 5: Solve for x
    x = 60,202,988,928,080.52/8,985,209.60
  6. Step 6: Final answer
    x = 6,700,232.00

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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.