Home / 7,131,247.14-10,666,342.89-6,614,337.54

Finding the Fourth Proportional to 7,131,247.14, 10,666,342.89 and 6,614,337.54

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Solution

The fourth proportional to 7,131,247.14, 10,666,342.89 and 6,614,337.54 is: 9,893,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,247.14 : 10,666,342.89 = 6,614,337.54 : x
  2. Step 2: Convert to fraction form
    7,131,247.14/10,666,342.89 = 6,614,337.54/x
  3. Step 3: Cross multiply
    7,131,247.14x = 10,666,342.89 × 6,614,337.54
  4. Step 4: Simplify right side
    7,131,247.14x = 70,550,792,191,839.09
  5. Step 5: Solve for x
    x = 70,550,792,191,839.09/7,131,247.14
  6. Step 6: Final answer
    x = 9,893,191.30

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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.