Home / 6,520,708.10-9,781,062.15-2,259,460.10

Finding the Fourth Proportional to 6,520,708.10, 9,781,062.15 and 2,259,460.10

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Solution

The fourth proportional to 6,520,708.10, 9,781,062.15 and 2,259,460.10 is: 3,389,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,708.10 : 9,781,062.15 = 2,259,460.10 : x
  2. Step 2: Convert to fraction form
    6,520,708.10/9,781,062.15 = 2,259,460.10/x
  3. Step 3: Cross multiply
    6,520,708.10x = 9,781,062.15 × 2,259,460.10
  4. Step 4: Simplify right side
    6,520,708.10x = 22,099,919,663,545.21
  5. Step 5: Solve for x
    x = 22,099,919,663,545.21/6,520,708.10
  6. Step 6: Final answer
    x = 3,389,190.15

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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.