Home / 27,745,524.24-38,288,541.42-15,355,641.78

Finding the Fourth Proportional to 27,745,524.24, 38,288,541.42 and 15,355,641.78

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Solution

The fourth proportional to 27,745,524.24, 38,288,541.42 and 15,355,641.78 is: 21,190,629.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,745,524.24 : 38,288,541.42 = 15,355,641.78 : x
  2. Step 2: Convert to fraction form
    27,745,524.24/38,288,541.42 = 15,355,641.78/x
  3. Step 3: Cross multiply
    27,745,524.24x = 38,288,541.42 × 15,355,641.78
  4. Step 4: Simplify right side
    27,745,524.24x = 587,945,126,324,212.50
  5. Step 5: Solve for x
    x = 587,945,126,324,212.50/27,745,524.24
  6. Step 6: Final answer
    x = 21,190,629.57

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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.