Home / 9,692,993.78-13,375,785.86-5,342,066.36

Finding the Fourth Proportional to 9,692,993.78, 13,375,785.86 and 5,342,066.36

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Solution

The fourth proportional to 9,692,993.78, 13,375,785.86 and 5,342,066.36 is: 7,371,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,692,993.78 : 13,375,785.86 = 5,342,066.36 : x
  2. Step 2: Convert to fraction form
    9,692,993.78/13,375,785.86 = 5,342,066.36/x
  3. Step 3: Cross multiply
    9,692,993.78x = 13,375,785.86 × 5,342,066.36
  4. Step 4: Simplify right side
    9,692,993.78x = 71,454,335,587,680.42
  5. Step 5: Solve for x
    x = 71,454,335,587,680.42/9,692,993.78
  6. Step 6: Final answer
    x = 7,371,750.90

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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.