Home / 7,389,846.29-10,202,786.43-6,614,133.79

Finding the Fourth Proportional to 7,389,846.29, 10,202,786.43 and 6,614,133.79

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Solution

The fourth proportional to 7,389,846.29, 10,202,786.43 and 6,614,133.79 is: 9,131,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,846.29 : 10,202,786.43 = 6,614,133.79 : x
  2. Step 2: Convert to fraction form
    7,389,846.29/10,202,786.43 = 6,614,133.79/x
  3. Step 3: Cross multiply
    7,389,846.29x = 10,202,786.43 × 6,614,133.79
  4. Step 4: Simplify right side
    7,389,846.29x = 67,482,594,478,816.47
  5. Step 5: Solve for x
    x = 67,482,594,478,816.47/7,389,846.29
  6. Step 6: Final answer
    x = 9,131,799.48

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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.