Home / 15,117,009.60-22,675,514.40-8,398,545.60

Finding the Fourth Proportional to 15,117,009.60, 22,675,514.40 and 8,398,545.60

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Solution

The fourth proportional to 15,117,009.60, 22,675,514.40 and 8,398,545.60 is: 12,597,818.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,117,009.60 : 22,675,514.40 = 8,398,545.60 : x
  2. Step 2: Convert to fraction form
    15,117,009.60/22,675,514.40 = 8,398,545.60/x
  3. Step 3: Cross multiply
    15,117,009.60x = 22,675,514.40 × 8,398,545.60
  4. Step 4: Simplify right side
    15,117,009.60x = 190,441,341,691,856.62
  5. Step 5: Solve for x
    x = 190,441,341,691,856.62/15,117,009.60
  6. Step 6: Final answer
    x = 12,597,818.40

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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.