Home / 15,769,942.68-23,654,756.33-4,987,245.36

Finding the Fourth Proportional to 15,769,942.68, 23,654,756.33 and 4,987,245.36

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Solution

The fourth proportional to 15,769,942.68, 23,654,756.33 and 4,987,245.36 is: 7,480,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769,942.68 : 23,654,756.33 = 4,987,245.36 : x
  2. Step 2: Convert to fraction form
    15,769,942.68/23,654,756.33 = 4,987,245.36/x
  3. Step 3: Cross multiply
    15,769,942.68x = 23,654,756.33 × 4,987,245.36
  4. Step 4: Simplify right side
    15,769,942.68x = 117,972,073,723,786.91
  5. Step 5: Solve for x
    x = 117,972,073,723,786.91/15,769,942.68
  6. Step 6: Final answer
    x = 7,480,818.17

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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.