Home / 13,397,892.80-20,096,839.20-7,010,103.20

Finding the Fourth Proportional to 13,397,892.80, 20,096,839.20 and 7,010,103.20

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Solution

The fourth proportional to 13,397,892.80, 20,096,839.20 and 7,010,103.20 is: 10,515,154.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397,892.80 : 20,096,839.20 = 7,010,103.20 : x
  2. Step 2: Convert to fraction form
    13,397,892.80/20,096,839.20 = 7,010,103.20/x
  3. Step 3: Cross multiply
    13,397,892.80x = 20,096,839.20 × 7,010,103.20
  4. Step 4: Simplify right side
    13,397,892.80x = 140,880,916,785,805.44
  5. Step 5: Solve for x
    x = 140,880,916,785,805.44/13,397,892.80
  6. Step 6: Final answer
    x = 10,515,154.80

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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.