Home / 8,167,566.70-12,251,350.05-6,892,108.30

Finding the Fourth Proportional to 8,167,566.70, 12,251,350.05 and 6,892,108.30

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Solution

The fourth proportional to 8,167,566.70, 12,251,350.05 and 6,892,108.30 is: 10,338,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167,566.70 : 12,251,350.05 = 6,892,108.30 : x
  2. Step 2: Convert to fraction form
    8,167,566.70/12,251,350.05 = 6,892,108.30/x
  3. Step 3: Cross multiply
    8,167,566.70x = 12,251,350.05 × 6,892,108.30
  4. Step 4: Simplify right side
    8,167,566.70x = 84,437,631,365,810.42
  5. Step 5: Solve for x
    x = 84,437,631,365,810.42/8,167,566.70
  6. Step 6: Final answer
    x = 10,338,162.45

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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.