Home / 10,134,879.47-15,202,319.21-2,561,845.22

Finding the Fourth Proportional to 10,134,879.47, 15,202,319.21 and 2,561,845.22

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Solution

The fourth proportional to 10,134,879.47, 15,202,319.21 and 2,561,845.22 is: 3,842,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,879.47 : 15,202,319.21 = 2,561,845.22 : x
  2. Step 2: Convert to fraction form
    10,134,879.47/15,202,319.21 = 2,561,845.22/x
  3. Step 3: Cross multiply
    10,134,879.47x = 15,202,319.21 × 2,561,845.22
  4. Step 4: Simplify right side
    10,134,879.47x = 38,945,988,712,231.85
  5. Step 5: Solve for x
    x = 38,945,988,712,231.85/10,134,879.47
  6. Step 6: Final answer
    x = 3,842,767.82

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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.