Home / 5,323,193.40-7,984,790.10-3,195,679.80

Finding the Fourth Proportional to 5,323,193.40, 7,984,790.10 and 3,195,679.80

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Solution

The fourth proportional to 5,323,193.40, 7,984,790.10 and 3,195,679.80 is: 4,793,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323,193.40 : 7,984,790.10 = 3,195,679.80 : x
  2. Step 2: Convert to fraction form
    5,323,193.40/7,984,790.10 = 3,195,679.80/x
  3. Step 3: Cross multiply
    5,323,193.40x = 7,984,790.10 × 3,195,679.80
  4. Step 4: Simplify right side
    5,323,193.40x = 25,516,832,429,809.98
  5. Step 5: Solve for x
    x = 25,516,832,429,809.98/5,323,193.40
  6. Step 6: Final answer
    x = 4,793,519.70

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Similar ratio
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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.