Home / 12,826,327.32-19,239,615.72-10,261,169.91

Finding the Fourth Proportional to 12,826,327.32, 19,239,615.72 and 10,261,169.91

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Solution

The fourth proportional to 12,826,327.32, 19,239,615.72 and 10,261,169.91 is: 15,391,854.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,327.32 : 19,239,615.72 = 10,261,169.91 : x
  2. Step 2: Convert to fraction form
    12,826,327.32/19,239,615.72 = 10,261,169.91/x
  3. Step 3: Cross multiply
    12,826,327.32x = 19,239,615.72 × 10,261,169.91
  4. Step 4: Simplify right side
    12,826,327.32x = 197,420,965,906,026.97
  5. Step 5: Solve for x
    x = 197,420,965,906,026.97/12,826,327.32
  6. Step 6: Final answer
    x = 15,391,854.66

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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.