Home / 8,918,564.80-13,377,847.20-6,231,179.20

Finding the Fourth Proportional to 8,918,564.80, 13,377,847.20 and 6,231,179.20

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Solution

The fourth proportional to 8,918,564.80, 13,377,847.20 and 6,231,179.20 is: 9,346,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,918,564.80 : 13,377,847.20 = 6,231,179.20 : x
  2. Step 2: Convert to fraction form
    8,918,564.80/13,377,847.20 = 6,231,179.20/x
  3. Step 3: Cross multiply
    8,918,564.80x = 13,377,847.20 × 6,231,179.20
  4. Step 4: Simplify right side
    8,918,564.80x = 83,359,763,213,418.23
  5. Step 5: Solve for x
    x = 83,359,763,213,418.23/8,918,564.80
  6. Step 6: Final answer
    x = 9,346,768.80

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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.