Home / 15,295,453.70-22,969,752.60-8,121,000.20

Finding the Fourth Proportional to 15,295,453.70, 22,969,752.60 and 8,121,000.20

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Solution

The fourth proportional to 15,295,453.70, 22,969,752.60 and 8,121,000.20 is: 12,195,608.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295,453.70 : 22,969,752.60 = 8,121,000.20 : x
  2. Step 2: Convert to fraction form
    15,295,453.70/22,969,752.60 = 8,121,000.20/x
  3. Step 3: Cross multiply
    15,295,453.70x = 22,969,752.60 × 8,121,000.20
  4. Step 4: Simplify right side
    15,295,453.70x = 186,537,365,458,550.53
  5. Step 5: Solve for x
    x = 186,537,365,458,550.53/15,295,453.70
  6. Step 6: Final answer
    x = 12,195,608.52

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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.