Home / 7,167,540.03-9,891,218.66-4,267,031.28

Finding the Fourth Proportional to 7,167,540.03, 9,891,218.66 and 4,267,031.28

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Solution

The fourth proportional to 7,167,540.03, 9,891,218.66 and 4,267,031.28 is: 5,888,511.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167,540.03 : 9,891,218.66 = 4,267,031.28 : x
  2. Step 2: Convert to fraction form
    7,167,540.03/9,891,218.66 = 4,267,031.28/x
  3. Step 3: Cross multiply
    7,167,540.03x = 9,891,218.66 × 4,267,031.28
  4. Step 4: Simplify right side
    7,167,540.03x = 42,206,139,398,204.53
  5. Step 5: Solve for x
    x = 42,206,139,398,204.53/7,167,540.03
  6. Step 6: Final answer
    x = 5,888,511.15

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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.