Home / 9,086,695.80-13,611,672.90-5,664,478.20

Finding the Fourth Proportional to 9,086,695.80, 13,611,672.90 and 5,664,478.20

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Solution

The fourth proportional to 9,086,695.80, 13,611,672.90 and 5,664,478.20 is: 8,485,265.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,086,695.80 : 13,611,672.90 = 5,664,478.20 : x
  2. Step 2: Convert to fraction form
    9,086,695.80/13,611,672.90 = 5,664,478.20/x
  3. Step 3: Cross multiply
    9,086,695.80x = 13,611,672.90 × 5,664,478.20
  4. Step 4: Simplify right side
    9,086,695.80x = 77,103,024,407,580.78
  5. Step 5: Solve for x
    x = 77,103,024,407,580.78/9,086,695.80
  6. Step 6: Final answer
    x = 8,485,265.28

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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.