Home / 10,134,154.88-13,985,147.24-5,487,947.92

Finding the Fourth Proportional to 10,134,154.88, 13,985,147.24 and 5,487,947.92

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Solution

The fourth proportional to 10,134,154.88, 13,985,147.24 and 5,487,947.92 is: 7,573,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,154.88 : 13,985,147.24 = 5,487,947.92 : x
  2. Step 2: Convert to fraction form
    10,134,154.88/13,985,147.24 = 5,487,947.92/x
  3. Step 3: Cross multiply
    10,134,154.88x = 13,985,147.24 × 5,487,947.92
  4. Step 4: Simplify right side
    10,134,154.88x = 76,749,759,706,651.73
  5. Step 5: Solve for x
    x = 76,749,759,706,651.73/10,134,154.88
  6. Step 6: Final answer
    x = 7,573,375.44

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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.