Home / 10,134,878.15-15,202,317.23-2,561,843.90

Finding the Fourth Proportional to 10,134,878.15, 15,202,317.23 and 2,561,843.90

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Solution

The fourth proportional to 10,134,878.15, 15,202,317.23 and 2,561,843.90 is: 3,842,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,878.15 : 15,202,317.23 = 2,561,843.90 : x
  2. Step 2: Convert to fraction form
    10,134,878.15/15,202,317.23 = 2,561,843.90/x
  3. Step 3: Cross multiply
    10,134,878.15x = 15,202,317.23 × 2,561,843.90
  4. Step 4: Simplify right side
    10,134,878.15x = 38,945,963,696,343.88
  5. Step 5: Solve for x
    x = 38,945,963,696,343.88/10,134,878.15
  6. Step 6: Final answer
    x = 3,842,765.85

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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.