Home / 10,261,292.10-15,381,786.15-4,860,449.70

Finding the Fourth Proportional to 10,261,292.10, 15,381,786.15 and 4,860,449.70

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Solution

The fourth proportional to 10,261,292.10, 15,381,786.15 and 4,860,449.70 is: 7,285,865.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,292.10 : 15,381,786.15 = 4,860,449.70 : x
  2. Step 2: Convert to fraction form
    10,261,292.10/15,381,786.15 = 4,860,449.70/x
  3. Step 3: Cross multiply
    10,261,292.10x = 15,381,786.15 × 4,860,449.70
  4. Step 4: Simplify right side
    10,261,292.10x = 74,762,397,878,231.66
  5. Step 5: Solve for x
    x = 74,762,397,878,231.66/10,261,292.10
  6. Step 6: Final answer
    x = 7,285,865.87

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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.