Home / 6,668,528.13-9,202,578.21-3,612,742.38

Finding the Fourth Proportional to 6,668,528.13, 9,202,578.21 and 3,612,742.38

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Solution

The fourth proportional to 6,668,528.13, 9,202,578.21 and 3,612,742.38 is: 4,985,589.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668,528.13 : 9,202,578.21 = 3,612,742.38 : x
  2. Step 2: Convert to fraction form
    6,668,528.13/9,202,578.21 = 3,612,742.38/x
  3. Step 3: Cross multiply
    6,668,528.13x = 9,202,578.21 × 3,612,742.38
  4. Step 4: Simplify right side
    6,668,528.13x = 33,246,544,304,531.54
  5. Step 5: Solve for x
    x = 33,246,544,304,531.54/6,668,528.13
  6. Step 6: Final answer
    x = 4,985,589.57

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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.