Home / 8,808,617.80-13,221,221.10-5,449,385.80

Finding the Fourth Proportional to 8,808,617.80, 13,221,221.10 and 5,449,385.80

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Solution

The fourth proportional to 8,808,617.80, 13,221,221.10 and 5,449,385.80 is: 8,179,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,617.80 : 13,221,221.10 = 5,449,385.80 : x
  2. Step 2: Convert to fraction form
    8,808,617.80/13,221,221.10 = 5,449,385.80/x
  3. Step 3: Cross multiply
    8,808,617.80x = 13,221,221.10 × 5,449,385.80
  4. Step 4: Simplify right side
    8,808,617.80x = 72,047,534,521,000.38
  5. Step 5: Solve for x
    x = 72,047,534,521,000.38/8,808,617.80
  6. Step 6: Final answer
    x = 8,179,209.97

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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.