Home / 7,047,617.92-10,571,421.12-1,998,972.16

Finding the Fourth Proportional to 7,047,617.92, 10,571,421.12 and 1,998,972.16

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Solution

The fourth proportional to 7,047,617.92, 10,571,421.12 and 1,998,972.16 is: 2,998,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047,617.92 : 10,571,421.12 = 1,998,972.16 : x
  2. Step 2: Convert to fraction form
    7,047,617.92/10,571,421.12 = 1,998,972.16/x
  3. Step 3: Cross multiply
    7,047,617.92x = 10,571,421.12 × 1,998,972.16
  4. Step 4: Simplify right side
    7,047,617.92x = 21,131,976,510,516.02
  5. Step 5: Solve for x
    x = 21,131,976,510,516.02/7,047,617.92
  6. Step 6: Final answer
    x = 2,998,456.61

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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.