Home / 10,364,073.55-15,546,110.33-7,972,589.05

Finding the Fourth Proportional to 10,364,073.55, 15,546,110.33 and 7,972,589.05

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Solution

The fourth proportional to 10,364,073.55, 15,546,110.33 and 7,972,589.05 is: 11,958,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,364,073.55 : 15,546,110.33 = 7,972,589.05 : x
  2. Step 2: Convert to fraction form
    10,364,073.55/15,546,110.33 = 7,972,589.05/x
  3. Step 3: Cross multiply
    10,364,073.55x = 15,546,110.33 × 7,972,589.05
  4. Step 4: Simplify right side
    10,364,073.55x = 123,942,748,987,049.89
  5. Step 5: Solve for x
    x = 123,942,748,987,049.89/10,364,073.55
  6. Step 6: Final answer
    x = 11,958,883.58

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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.