Home / 5,394,423.80-8,091,635.70-3,693,812.60

Finding the Fourth Proportional to 5,394,423.80, 8,091,635.70 and 3,693,812.60

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Solution

The fourth proportional to 5,394,423.80, 8,091,635.70 and 3,693,812.60 is: 5,540,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,423.80 : 8,091,635.70 = 3,693,812.60 : x
  2. Step 2: Convert to fraction form
    5,394,423.80/8,091,635.70 = 3,693,812.60/x
  3. Step 3: Cross multiply
    5,394,423.80x = 8,091,635.70 × 3,693,812.60
  4. Step 4: Simplify right side
    5,394,423.80x = 29,888,985,903,269.82
  5. Step 5: Solve for x
    x = 29,888,985,903,269.82/5,394,423.80
  6. Step 6: Final answer
    x = 5,540,718.90

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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.