Home / 5,353,083.84-8,023,517.28-2,156,162.88

Finding the Fourth Proportional to 5,353,083.84, 8,023,517.28 and 2,156,162.88

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Solution

The fourth proportional to 5,353,083.84, 8,023,517.28 and 2,156,162.88 is: 3,231,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353,083.84 : 8,023,517.28 = 2,156,162.88 : x
  2. Step 2: Convert to fraction form
    5,353,083.84/8,023,517.28 = 2,156,162.88/x
  3. Step 3: Cross multiply
    5,353,083.84x = 8,023,517.28 × 2,156,162.88
  4. Step 4: Simplify right side
    5,353,083.84x = 17,300,010,126,174.57
  5. Step 5: Solve for x
    x = 17,300,010,126,174.57/5,353,083.84
  6. Step 6: Final answer
    x = 3,231,783.89

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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.