Home / 10,366,319.03-15,549,478.55-10,206,886.73

Finding the Fourth Proportional to 10,366,319.03, 15,549,478.55 and 10,206,886.73

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Solution

The fourth proportional to 10,366,319.03, 15,549,478.55 and 10,206,886.73 is: 15,310,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,319.03 : 15,549,478.55 = 10,206,886.73 : x
  2. Step 2: Convert to fraction form
    10,366,319.03/15,549,478.55 = 10,206,886.73/x
  3. Step 3: Cross multiply
    10,366,319.03x = 15,549,478.55 × 10,206,886.73
  4. Step 4: Simplify right side
    10,366,319.03x = 158,711,766,270,414.66
  5. Step 5: Solve for x
    x = 158,711,766,270,414.66/10,366,319.03
  6. Step 6: Final answer
    x = 15,310,330.10

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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.