Home / 12,530,113.20-18,795,169.80-8,548,801.20

Finding the Fourth Proportional to 12,530,113.20, 18,795,169.80 and 8,548,801.20

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Solution

The fourth proportional to 12,530,113.20, 18,795,169.80 and 8,548,801.20 is: 12,823,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,113.20 : 18,795,169.80 = 8,548,801.20 : x
  2. Step 2: Convert to fraction form
    12,530,113.20/18,795,169.80 = 8,548,801.20/x
  3. Step 3: Cross multiply
    12,530,113.20x = 18,795,169.80 × 8,548,801.20
  4. Step 4: Simplify right side
    12,530,113.20x = 160,676,170,140,443.75
  5. Step 5: Solve for x
    x = 160,676,170,140,443.75/12,530,113.20
  6. Step 6: Final answer
    x = 12,823,201.80

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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.