Home / 7,344,765.40-11,017,148.10-5,665,149.40

Finding the Fourth Proportional to 7,344,765.40, 11,017,148.10 and 5,665,149.40

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Solution

The fourth proportional to 7,344,765.40, 11,017,148.10 and 5,665,149.40 is: 8,497,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,765.40 : 11,017,148.10 = 5,665,149.40 : x
  2. Step 2: Convert to fraction form
    7,344,765.40/11,017,148.10 = 5,665,149.40/x
  3. Step 3: Cross multiply
    7,344,765.40x = 11,017,148.10 × 5,665,149.40
  4. Step 4: Simplify right side
    7,344,765.40x = 62,413,789,948,426.14
  5. Step 5: Solve for x
    x = 62,413,789,948,426.14/7,344,765.40
  6. Step 6: Final answer
    x = 8,497,724.10

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Double scale
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Similar ratio
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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.