Home / 20,348,820.80-30,523,231.20-17,608,947.20

Finding the Fourth Proportional to 20,348,820.80, 30,523,231.20 and 17,608,947.20

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Solution

The fourth proportional to 20,348,820.80, 30,523,231.20 and 17,608,947.20 is: 26,413,420.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,348,820.80 : 30,523,231.20 = 17,608,947.20 : x
  2. Step 2: Convert to fraction form
    20,348,820.80/30,523,231.20 = 17,608,947.20/x
  3. Step 3: Cross multiply
    20,348,820.80x = 30,523,231.20 × 17,608,947.20
  4. Step 4: Simplify right side
    20,348,820.80x = 537,481,966,574,192.62
  5. Step 5: Solve for x
    x = 537,481,966,574,192.62/20,348,820.80
  6. Step 6: Final answer
    x = 26,413,420.80

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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.