Home / 7,726,812.10-11,590,218.15-7,399,183.30

Finding the Fourth Proportional to 7,726,812.10, 11,590,218.15 and 7,399,183.30

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Solution

The fourth proportional to 7,726,812.10, 11,590,218.15 and 7,399,183.30 is: 11,098,774.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726,812.10 : 11,590,218.15 = 7,399,183.30 : x
  2. Step 2: Convert to fraction form
    7,726,812.10/11,590,218.15 = 7,399,183.30/x
  3. Step 3: Cross multiply
    7,726,812.10x = 11,590,218.15 × 7,399,183.30
  4. Step 4: Simplify right side
    7,726,812.10x = 85,758,148,578,836.89
  5. Step 5: Solve for x
    x = 85,758,148,578,836.89/7,726,812.10
  6. Step 6: Final answer
    x = 11,098,774.95

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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.