Home / 9,245,561.57-12,758,182.13-5,170,393.25

Finding the Fourth Proportional to 9,245,561.57, 12,758,182.13 and 5,170,393.25

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Solution

The fourth proportional to 9,245,561.57, 12,758,182.13 and 5,170,393.25 is: 7,134,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245,561.57 : 12,758,182.13 = 5,170,393.25 : x
  2. Step 2: Convert to fraction form
    9,245,561.57/12,758,182.13 = 5,170,393.25/x
  3. Step 3: Cross multiply
    9,245,561.57x = 12,758,182.13 × 5,170,393.25
  4. Step 4: Simplify right side
    9,245,561.57x = 65,964,818,741,370.66
  5. Step 5: Solve for x
    x = 65,964,818,741,370.66/9,245,561.57
  6. Step 6: Final answer
    x = 7,134,755.23

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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.