Home / 25,209,821.72-37,806,800.70-8,166,540.44

Finding the Fourth Proportional to 25,209,821.72, 37,806,800.70 and 8,166,540.44

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Solution

The fourth proportional to 25,209,821.72, 37,806,800.70 and 8,166,540.44 is: 12,247,241.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,209,821.72 : 37,806,800.70 = 8,166,540.44 : x
  2. Step 2: Convert to fraction form
    25,209,821.72/37,806,800.70 = 8,166,540.44/x
  3. Step 3: Cross multiply
    25,209,821.72x = 37,806,800.70 × 8,166,540.44
  4. Step 4: Simplify right side
    25,209,821.72x = 308,750,766,823,570.38
  5. Step 5: Solve for x
    x = 308,750,766,823,570.38/25,209,821.72
  6. Step 6: Final answer
    x = 12,247,241.18

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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.