Home / 8,840,191.05-12,182,791.91-7,745,330.25

Finding the Fourth Proportional to 8,840,191.05, 12,182,791.91 and 7,745,330.25

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Solution

The fourth proportional to 8,840,191.05, 12,182,791.91 and 7,745,330.25 is: 10,673,948.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840,191.05 : 12,182,791.91 = 7,745,330.25 : x
  2. Step 2: Convert to fraction form
    8,840,191.05/12,182,791.91 = 7,745,330.25/x
  3. Step 3: Cross multiply
    8,840,191.05x = 12,182,791.91 × 7,745,330.25
  4. Step 4: Simplify right side
    8,840,191.05x = 94,359,746,671,251.62
  5. Step 5: Solve for x
    x = 94,359,746,671,251.62/8,840,191.05
  6. Step 6: Final answer
    x = 10,673,948.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.