Home / 8,353,438.74-12,530,168.10-2,288,222.76

Finding the Fourth Proportional to 8,353,438.74, 12,530,168.10 and 2,288,222.76

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Solution

The fourth proportional to 8,353,438.74, 12,530,168.10 and 2,288,222.76 is: 3,432,336.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,353,438.74 : 12,530,168.10 = 2,288,222.76 : x
  2. Step 2: Convert to fraction form
    8,353,438.74/12,530,168.10 = 2,288,222.76/x
  3. Step 3: Cross multiply
    8,353,438.74x = 12,530,168.10 × 2,288,222.76
  4. Step 4: Simplify right side
    8,353,438.74x = 28,671,815,833,045.95
  5. Step 5: Solve for x
    x = 28,671,815,833,045.95/8,353,438.74
  6. Step 6: Final answer
    x = 3,432,336.88

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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.