Home / 18,844,594.65-26,008,625.81-15,699,871.36

Finding the Fourth Proportional to 18,844,594.65, 26,008,625.81 and 15,699,871.36

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Solution

The fourth proportional to 18,844,594.65, 26,008,625.81 and 15,699,871.36 is: 21,668,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844,594.65 : 26,008,625.81 = 15,699,871.36 : x
  2. Step 2: Convert to fraction form
    18,844,594.65/26,008,625.81 = 15,699,871.36/x
  3. Step 3: Cross multiply
    18,844,594.65x = 26,008,625.81 × 15,699,871.36
  4. Step 4: Simplify right side
    18,844,594.65x = 408,332,079,467,375.75
  5. Step 5: Solve for x
    x = 408,332,079,467,375.75/18,844,594.65
  6. Step 6: Final answer
    x = 21,668,392.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.