Home / 15,703,212.80-23,554,819.20-8,132,499.20

Finding the Fourth Proportional to 15,703,212.80, 23,554,819.20 and 8,132,499.20

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Solution

The fourth proportional to 15,703,212.80, 23,554,819.20 and 8,132,499.20 is: 12,198,748.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,703,212.80 : 23,554,819.20 = 8,132,499.20 : x
  2. Step 2: Convert to fraction form
    15,703,212.80/23,554,819.20 = 8,132,499.20/x
  3. Step 3: Cross multiply
    15,703,212.80x = 23,554,819.20 × 8,132,499.20
  4. Step 4: Simplify right side
    15,703,212.80x = 191,559,548,300,144.62
  5. Step 5: Solve for x
    x = 191,559,548,300,144.62/15,703,212.80
  6. Step 6: Final answer
    x = 12,198,748.80

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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.