Home / 7,389,846.38-10,202,786.56-6,614,133.88

Finding the Fourth Proportional to 7,389,846.38, 10,202,786.56 and 6,614,133.88

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Solution

The fourth proportional to 7,389,846.38, 10,202,786.56 and 6,614,133.88 is: 9,131,799.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,846.38 : 10,202,786.56 = 6,614,133.88 : x
  2. Step 2: Convert to fraction form
    7,389,846.38/10,202,786.56 = 6,614,133.88/x
  3. Step 3: Cross multiply
    7,389,846.38x = 10,202,786.56 × 6,614,133.88
  4. Step 4: Simplify right side
    7,389,846.38x = 67,482,596,256,904.66
  5. Step 5: Solve for x
    x = 67,482,596,256,904.66/7,389,846.38
  6. Step 6: Final answer
    x = 9,131,799.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.