Home / 27,789,260.38-41,687,909.16-10,512,776.86

Finding the Fourth Proportional to 27,789,260.38, 41,687,909.16 and 10,512,776.86

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Solution

The fourth proportional to 27,789,260.38, 41,687,909.16 and 10,512,776.86 is: 15,770,685.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,789,260.38 : 41,687,909.16 = 10,512,776.86 : x
  2. Step 2: Convert to fraction form
    27,789,260.38/41,687,909.16 = 10,512,776.86/x
  3. Step 3: Cross multiply
    27,789,260.38x = 41,687,909.16 × 10,512,776.86
  4. Step 4: Simplify right side
    27,789,260.38x = 438,255,686,759,030
  5. Step 5: Solve for x
    x = 438,255,686,759,030/27,789,260.38
  6. Step 6: Final answer
    x = 15,770,685.54

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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.