Home / 20,413,024.20-30,619,536.30-17,641,657.80

Finding the Fourth Proportional to 20,413,024.20, 30,619,536.30 and 17,641,657.80

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Solution

The fourth proportional to 20,413,024.20, 30,619,536.30 and 17,641,657.80 is: 26,462,486.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,413,024.20 : 30,619,536.30 = 17,641,657.80 : x
  2. Step 2: Convert to fraction form
    20,413,024.20/30,619,536.30 = 17,641,657.80/x
  3. Step 3: Cross multiply
    20,413,024.20x = 30,619,536.30 × 17,641,657.80
  4. Step 4: Simplify right side
    20,413,024.20x = 540,179,381,399,278.19
  5. Step 5: Solve for x
    x = 540,179,381,399,278.19/20,413,024.20
  6. Step 6: Final answer
    x = 26,462,486.70

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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.