Home / 47,242,254.80-65,194,311.24-25,512,220.88

Finding the Fourth Proportional to 47,242,254.80, 65,194,311.24 and 25,512,220.88

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Solution

The fourth proportional to 47,242,254.80, 65,194,311.24 and 25,512,220.88 is: 35,206,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,242,254.80 : 65,194,311.24 = 25,512,220.88 : x
  2. Step 2: Convert to fraction form
    47,242,254.80/65,194,311.24 = 25,512,220.88/x
  3. Step 3: Cross multiply
    47,242,254.80x = 65,194,311.24 × 25,512,220.88
  4. Step 4: Simplify right side
    47,242,254.80x = 1,663,251,668,474,346.75
  5. Step 5: Solve for x
    x = 1,663,251,668,474,346.75/47,242,254.80
  6. Step 6: Final answer
    x = 35,206,864.61

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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.