Home / 17,510,411.93-26,275,853.05-12,647,923.61

Finding the Fourth Proportional to 17,510,411.93, 26,275,853.05 and 12,647,923.61

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Solution

The fourth proportional to 17,510,411.93, 26,275,853.05 and 12,647,923.61 is: 18,979,278.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,510,411.93 : 26,275,853.05 = 12,647,923.61 : x
  2. Step 2: Convert to fraction form
    17,510,411.93/26,275,853.05 = 12,647,923.61/x
  3. Step 3: Cross multiply
    17,510,411.93x = 26,275,853.05 × 12,647,923.61
  4. Step 4: Simplify right side
    17,510,411.93x = 332,334,982,000,986.44
  5. Step 5: Solve for x
    x = 332,334,982,000,986.44/17,510,411.93
  6. Step 6: Final answer
    x = 18,979,278.35

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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.