Home / 16,668,003.20-25,003,387.20-5,308,131.20

Finding the Fourth Proportional to 16,668,003.20, 25,003,387.20 and 5,308,131.20

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Solution

The fourth proportional to 16,668,003.20, 25,003,387.20 and 5,308,131.20 is: 7,962,637.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668,003.20 : 25,003,387.20 = 5,308,131.20 : x
  2. Step 2: Convert to fraction form
    16,668,003.20/25,003,387.20 = 5,308,131.20/x
  3. Step 3: Cross multiply
    16,668,003.20x = 25,003,387.20 × 5,308,131.20
  4. Step 4: Simplify right side
    16,668,003.20x = 132,721,259,702,000.64
  5. Step 5: Solve for x
    x = 132,721,259,702,000.64/16,668,003.20
  6. Step 6: Final answer
    x = 7,962,637.04

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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.