Home / 18,525,373.91-25,556,632.14-11,180,859.29

Finding the Fourth Proportional to 18,525,373.91, 25,556,632.14 and 11,180,859.29

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Solution

The fourth proportional to 18,525,373.91, 25,556,632.14 and 11,180,859.29 is: 15,424,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525,373.91 : 25,556,632.14 = 11,180,859.29 : x
  2. Step 2: Convert to fraction form
    18,525,373.91/25,556,632.14 = 11,180,859.29/x
  3. Step 3: Cross multiply
    18,525,373.91x = 25,556,632.14 × 11,180,859.29
  4. Step 4: Simplify right side
    18,525,373.91x = 285,745,107,883,631.56
  5. Step 5: Solve for x
    x = 285,745,107,883,631.56/18,525,373.91
  6. Step 6: Final answer
    x = 15,424,525.80

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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.