Home / 8,731,500.30-13,097,250.45-8,589,782.70

Finding the Fourth Proportional to 8,731,500.30, 13,097,250.45 and 8,589,782.70

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Solution

The fourth proportional to 8,731,500.30, 13,097,250.45 and 8,589,782.70 is: 12,884,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,731,500.30 : 13,097,250.45 = 8,589,782.70 : x
  2. Step 2: Convert to fraction form
    8,731,500.30/13,097,250.45 = 8,589,782.70/x
  3. Step 3: Cross multiply
    8,731,500.30x = 13,097,250.45 × 8,589,782.70
  4. Step 4: Simplify right side
    8,731,500.30x = 112,502,535,332,977.20
  5. Step 5: Solve for x
    x = 112,502,535,332,977.20/8,731,500.30
  6. Step 6: Final answer
    x = 12,884,674.05

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Similar ratio
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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.