Home / 45,361,432.80-68,051,006.55-18,063,080.10

Finding the Fourth Proportional to 45,361,432.80, 68,051,006.55 and 18,063,080.10

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Solution

The fourth proportional to 45,361,432.80, 68,051,006.55 and 18,063,080.10 is: 27,098,147.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,361,432.80 : 68,051,006.55 = 18,063,080.10 : x
  2. Step 2: Convert to fraction form
    45,361,432.80/68,051,006.55 = 18,063,080.10/x
  3. Step 3: Cross multiply
    45,361,432.80x = 68,051,006.55 × 18,063,080.10
  4. Step 4: Simplify right side
    45,361,432.80x = 1,229,210,782,198,274.75
  5. Step 5: Solve for x
    x = 1,229,210,782,198,274.75/45,361,432.80
  6. Step 6: Final answer
    x = 27,098,147.18

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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.