Home / 6,787,010.81-9,366,135.87-3,689,540.13

Finding the Fourth Proportional to 6,787,010.81, 9,366,135.87 and 3,689,540.13

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Solution

The fourth proportional to 6,787,010.81, 9,366,135.87 and 3,689,540.13 is: 5,091,598.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787,010.81 : 9,366,135.87 = 3,689,540.13 : x
  2. Step 2: Convert to fraction form
    6,787,010.81/9,366,135.87 = 3,689,540.13/x
  3. Step 3: Cross multiply
    6,787,010.81x = 9,366,135.87 × 3,689,540.13
  4. Step 4: Simplify right side
    6,787,010.81x = 34,556,734,155,397.46
  5. Step 5: Solve for x
    x = 34,556,734,155,397.46/6,787,010.81
  6. Step 6: Final answer
    x = 5,091,598.51

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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.