Home / 8,046,232.20-12,069,348.30-7,169,354.55

Finding the Fourth Proportional to 8,046,232.20, 12,069,348.30 and 7,169,354.55

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Solution

The fourth proportional to 8,046,232.20, 12,069,348.30 and 7,169,354.55 is: 10,754,031.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,046,232.20 : 12,069,348.30 = 7,169,354.55 : x
  2. Step 2: Convert to fraction form
    8,046,232.20/12,069,348.30 = 7,169,354.55/x
  3. Step 3: Cross multiply
    8,046,232.20x = 12,069,348.30 × 7,169,354.55
  4. Step 4: Simplify right side
    8,046,232.20x = 86,529,437,150,139.77
  5. Step 5: Solve for x
    x = 86,529,437,150,139.77/8,046,232.20
  6. Step 6: Final answer
    x = 10,754,031.83

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Double scale
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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.