Home / 5,398,661.64-7,445,324.52-4,479,432.72

Finding the Fourth Proportional to 5,398,661.64, 7,445,324.52 and 4,479,432.72

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Solution

The fourth proportional to 5,398,661.64, 7,445,324.52 and 4,479,432.72 is: 6,177,610.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,398,661.64 : 7,445,324.52 = 4,479,432.72 : x
  2. Step 2: Convert to fraction form
    5,398,661.64/7,445,324.52 = 4,479,432.72/x
  3. Step 3: Cross multiply
    5,398,661.64x = 7,445,324.52 × 4,479,432.72
  4. Step 4: Simplify right side
    5,398,661.64x = 33,350,830,265,906.29
  5. Step 5: Solve for x
    x = 33,350,830,265,906.29/5,398,661.64
  6. Step 6: Final answer
    x = 6,177,610.77

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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.