Home / 5,324,540.16-7,986,810.20-1,281,027.93

Finding the Fourth Proportional to 5,324,540.16, 7,986,810.20 and 1,281,027.93

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Solution

The fourth proportional to 5,324,540.16, 7,986,810.20 and 1,281,027.93 is: 1,921,541.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324,540.16 : 7,986,810.20 = 1,281,027.93 : x
  2. Step 2: Convert to fraction form
    5,324,540.16/7,986,810.20 = 1,281,027.93/x
  3. Step 3: Cross multiply
    5,324,540.16x = 7,986,810.20 × 1,281,027.93
  4. Step 4: Simplify right side
    5,324,540.16x = 10,231,326,901,453.21
  5. Step 5: Solve for x
    x = 10,231,326,901,453.21/5,324,540.16
  6. Step 6: Final answer
    x = 1,921,541.88

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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.