Home / 10,134,878.72-15,202,318.07-2,561,844.47

Finding the Fourth Proportional to 10,134,878.72, 15,202,318.07 and 2,561,844.47

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Solution

The fourth proportional to 10,134,878.72, 15,202,318.07 and 2,561,844.47 is: 3,842,766.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,878.72 : 15,202,318.07 = 2,561,844.47 : x
  2. Step 2: Convert to fraction form
    10,134,878.72/15,202,318.07 = 2,561,844.47/x
  3. Step 3: Cross multiply
    10,134,878.72x = 15,202,318.07 × 2,561,844.47
  4. Step 4: Simplify right side
    10,134,878.72x = 38,945,974,409,203.59
  5. Step 5: Solve for x
    x = 38,945,974,409,203.59/10,134,878.72
  6. Step 6: Final answer
    x = 3,842,766.70

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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.