Home / 5,418,819.66-8,133,102.45-2,896,630.86

Finding the Fourth Proportional to 5,418,819.66, 8,133,102.45 and 2,896,630.86

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Solution

The fourth proportional to 5,418,819.66, 8,133,102.45 and 2,896,630.86 is: 4,347,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418,819.66 : 8,133,102.45 = 2,896,630.86 : x
  2. Step 2: Convert to fraction form
    5,418,819.66/8,133,102.45 = 2,896,630.86/x
  3. Step 3: Cross multiply
    5,418,819.66x = 8,133,102.45 × 2,896,630.86
  4. Step 4: Simplify right side
    5,418,819.66x = 23,558,595,544,211.61
  5. Step 5: Solve for x
    x = 23,558,595,544,211.61/5,418,819.66
  6. Step 6: Final answer
    x = 4,347,551.13

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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.