Home / 5,055,107.40-7,582,661.10-3,431,478.60

Finding the Fourth Proportional to 5,055,107.40, 7,582,661.10 and 3,431,478.60

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Solution

The fourth proportional to 5,055,107.40, 7,582,661.10 and 3,431,478.60 is: 5,147,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,107.40 : 7,582,661.10 = 3,431,478.60 : x
  2. Step 2: Convert to fraction form
    5,055,107.40/7,582,661.10 = 3,431,478.60/x
  3. Step 3: Cross multiply
    5,055,107.40x = 7,582,661.10 × 3,431,478.60
  4. Step 4: Simplify right side
    5,055,107.40x = 26,019,739,295,702.46
  5. Step 5: Solve for x
    x = 26,019,739,295,702.46/5,055,107.40
  6. Step 6: Final answer
    x = 5,147,217.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.