Home / 26,853,187.32-37,061,842.78-15,842,628.90

Finding the Fourth Proportional to 26,853,187.32, 37,061,842.78 and 15,842,628.90

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Solution

The fourth proportional to 26,853,187.32, 37,061,842.78 and 15,842,628.90 is: 21,865,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853,187.32 : 37,061,842.78 = 15,842,628.90 : x
  2. Step 2: Convert to fraction form
    26,853,187.32/37,061,842.78 = 15,842,628.90/x
  3. Step 3: Cross multiply
    26,853,187.32x = 37,061,842.78 × 15,842,628.90
  4. Step 4: Simplify right side
    26,853,187.32x = 587,157,021,341,816.62
  5. Step 5: Solve for x
    x = 587,157,021,341,816.62/26,853,187.32
  6. Step 6: Final answer
    x = 21,865,449.88

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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.