Home / 10,261,286.10-15,381,777.15-4,860,443.70

Finding the Fourth Proportional to 10,261,286.10, 15,381,777.15 and 4,860,443.70

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Solution

The fourth proportional to 10,261,286.10, 15,381,777.15 and 4,860,443.70 is: 7,285,856.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,286.10 : 15,381,777.15 = 4,860,443.70 : x
  2. Step 2: Convert to fraction form
    10,261,286.10/15,381,777.15 = 4,860,443.70/x
  3. Step 3: Cross multiply
    10,261,286.10x = 15,381,777.15 × 4,860,443.70
  4. Step 4: Simplify right side
    10,261,286.10x = 74,762,261,843,521.45
  5. Step 5: Solve for x
    x = 74,762,261,843,521.45/10,261,286.10
  6. Step 6: Final answer
    x = 7,285,856.87

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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.