Home / 25,074,186.79-34,587,717.60-15,767,026.78

Finding the Fourth Proportional to 25,074,186.79, 34,587,717.60 and 15,767,026.78

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Solution

The fourth proportional to 25,074,186.79, 34,587,717.60 and 15,767,026.78 is: 21,749,278.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074,186.79 : 34,587,717.60 = 15,767,026.78 : x
  2. Step 2: Convert to fraction form
    25,074,186.79/34,587,717.60 = 15,767,026.78/x
  3. Step 3: Cross multiply
    25,074,186.79x = 34,587,717.60 × 15,767,026.78
  4. Step 4: Simplify right side
    25,074,186.79x = 545,345,469,658,277.31
  5. Step 5: Solve for x
    x = 545,345,469,658,277.31/25,074,186.79
  6. Step 6: Final answer
    x = 21,749,278.42

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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.