Home / 7,147,149.15-10,715,984.42-2,597,657.79

Finding the Fourth Proportional to 7,147,149.15, 10,715,984.42 and 2,597,657.79

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Solution

The fourth proportional to 7,147,149.15, 10,715,984.42 and 2,597,657.79 is: 3,894,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,147,149.15 : 10,715,984.42 = 2,597,657.79 : x
  2. Step 2: Convert to fraction form
    7,147,149.15/10,715,984.42 = 2,597,657.79/x
  3. Step 3: Cross multiply
    7,147,149.15x = 10,715,984.42 × 2,597,657.79
  4. Step 4: Simplify right side
    7,147,149.15x = 27,836,460,393,143.34
  5. Step 5: Solve for x
    x = 27,836,460,393,143.34/7,147,149.15
  6. Step 6: Final answer
    x = 3,894,764.17

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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.