Home / 19,131,583.67-28,713,958.14-10,040,104.38

Finding the Fourth Proportional to 19,131,583.67, 28,713,958.14 and 10,040,104.38

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Solution

The fourth proportional to 19,131,583.67, 28,713,958.14 and 10,040,104.38 is: 15,068,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,131,583.67 : 28,713,958.14 = 10,040,104.38 : x
  2. Step 2: Convert to fraction form
    19,131,583.67/28,713,958.14 = 10,040,104.38/x
  3. Step 3: Cross multiply
    19,131,583.67x = 28,713,958.14 × 10,040,104.38
  4. Step 4: Simplify right side
    19,131,583.67x = 288,291,136,888,550.69
  5. Step 5: Solve for x
    x = 288,291,136,888,550.69/19,131,583.67
  6. Step 6: Final answer
    x = 15,068,859.01

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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.