Home / 13,608,081.90-20,412,122.85-6,049,809.90

Finding the Fourth Proportional to 13,608,081.90, 20,412,122.85 and 6,049,809.90

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Solution

The fourth proportional to 13,608,081.90, 20,412,122.85 and 6,049,809.90 is: 9,074,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,081.90 : 20,412,122.85 = 6,049,809.90 : x
  2. Step 2: Convert to fraction form
    13,608,081.90/20,412,122.85 = 6,049,809.90/x
  3. Step 3: Cross multiply
    13,608,081.90x = 20,412,122.85 × 6,049,809.90
  4. Step 4: Simplify right side
    13,608,081.90x = 123,489,462,897,946.23
  5. Step 5: Solve for x
    x = 123,489,462,897,946.23/13,608,081.90
  6. Step 6: Final answer
    x = 9,074,714.85

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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.