Home / 5,386,591.60-7,431,554.21-4,146,581.12

Finding the Fourth Proportional to 5,386,591.60, 7,431,554.21 and 4,146,581.12

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Solution

The fourth proportional to 5,386,591.60, 7,431,554.21 and 4,146,581.12 is: 5,720,786.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,591.60 : 7,431,554.21 = 4,146,581.12 : x
  2. Step 2: Convert to fraction form
    5,386,591.60/7,431,554.21 = 4,146,581.12/x
  3. Step 3: Cross multiply
    5,386,591.60x = 7,431,554.21 × 4,146,581.12
  4. Step 4: Simplify right side
    5,386,591.60x = 30,815,542,379,442.52
  5. Step 5: Solve for x
    x = 30,815,542,379,442.52/5,386,591.60
  6. Step 6: Final answer
    x = 5,720,786.85

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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.