Home / 45,555,978.70-68,339,962.05-16,822,297.90

Finding the Fourth Proportional to 45,555,978.70, 68,339,962.05 and 16,822,297.90

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Solution

The fourth proportional to 45,555,978.70, 68,339,962.05 and 16,822,297.90 is: 25,235,660.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,555,978.70 : 68,339,962.05 = 16,822,297.90 : x
  2. Step 2: Convert to fraction form
    45,555,978.70/68,339,962.05 = 16,822,297.90/x
  3. Step 3: Cross multiply
    45,555,978.70x = 68,339,962.05 × 16,822,297.90
  4. Step 4: Simplify right side
    45,555,978.70x = 1,149,635,200,079,794.50
  5. Step 5: Solve for x
    x = 1,149,635,200,079,794.50/45,555,978.70
  6. Step 6: Final answer
    x = 25,235,660.23

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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.