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Finding the Fourth Proportional to 5,926,493.80, 8,889,740.70 and 5,694,250.60

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Solution

The fourth proportional to 5,926,493.80, 8,889,740.70 and 5,694,250.60 is: 8,541,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926,493.80 : 8,889,740.70 = 5,694,250.60 : x
  2. Step 2: Convert to fraction form
    5,926,493.80/8,889,740.70 = 5,694,250.60/x
  3. Step 3: Cross multiply
    5,926,493.80x = 8,889,740.70 × 5,694,250.60
  4. Step 4: Simplify right side
    5,926,493.80x = 50,620,411,314,819.41
  5. Step 5: Solve for x
    x = 50,620,411,314,819.41/5,926,493.80
  6. Step 6: Final answer
    x = 8,541,375.90

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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.