Home / 8,194,857.20-12,292,285.80-6,600,534.20

Finding the Fourth Proportional to 8,194,857.20, 12,292,285.80 and 6,600,534.20

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Solution

The fourth proportional to 8,194,857.20, 12,292,285.80 and 6,600,534.20 is: 9,900,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,194,857.20 : 12,292,285.80 = 6,600,534.20 : x
  2. Step 2: Convert to fraction form
    8,194,857.20/12,292,285.80 = 6,600,534.20/x
  3. Step 3: Cross multiply
    8,194,857.20x = 12,292,285.80 × 6,600,534.20
  4. Step 4: Simplify right side
    8,194,857.20x = 81,135,652,819,074.38
  5. Step 5: Solve for x
    x = 81,135,652,819,074.38/8,194,857.20
  6. Step 6: Final answer
    x = 9,900,801.30

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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.