Home / 9,221,431.60-13,832,147.40-8,955,711.10

Finding the Fourth Proportional to 9,221,431.60, 13,832,147.40 and 8,955,711.10

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Solution

The fourth proportional to 9,221,431.60, 13,832,147.40 and 8,955,711.10 is: 13,433,566.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,221,431.60 : 13,832,147.40 = 8,955,711.10 : x
  2. Step 2: Convert to fraction form
    9,221,431.60/13,832,147.40 = 8,955,711.10/x
  3. Step 3: Cross multiply
    9,221,431.60x = 13,832,147.40 × 8,955,711.10
  4. Step 4: Simplify right side
    9,221,431.60x = 123,876,716,007,016.14
  5. Step 5: Solve for x
    x = 123,876,716,007,016.14/9,221,431.60
  6. Step 6: Final answer
    x = 13,433,566.65

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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.