Home / 15,754,481.80-23,631,722.70-13,487,000.20

Finding the Fourth Proportional to 15,754,481.80, 23,631,722.70 and 13,487,000.20

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Solution

The fourth proportional to 15,754,481.80, 23,631,722.70 and 13,487,000.20 is: 20,230,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,754,481.80 : 23,631,722.70 = 13,487,000.20 : x
  2. Step 2: Convert to fraction form
    15,754,481.80/23,631,722.70 = 13,487,000.20/x
  3. Step 3: Cross multiply
    15,754,481.80x = 23,631,722.70 × 13,487,000.20
  4. Step 4: Simplify right side
    15,754,481.80x = 318,721,048,781,244.50
  5. Step 5: Solve for x
    x = 318,721,048,781,244.50/15,754,481.80
  6. Step 6: Final answer
    x = 20,230,500.30

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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.