Home / 19,726,514,872.95-27,224,619,512.35-12,002,134,456.79

Finding the Fourth Proportional to 19,726,514,872.95, 27,224,619,512.35 and 12,002,134,456.79

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Solution

The fourth proportional to 19,726,514,872.95, 27,224,619,512.35 and 12,002,134,456.79 is: 16,564,180,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726,514,872.95 : 27,224,619,512.35 = 12,002,134,456.79 : x
  2. Step 2: Convert to fraction form
    19,726,514,872.95/27,224,619,512.35 = 12,002,134,456.79/x
  3. Step 3: Cross multiply
    19,726,514,872.95x = 27,224,619,512.35 × 12,002,134,456.79
  4. Step 4: Simplify right side
    19,726,514,872.95x = 326,753,543,922,179,768,320
  5. Step 5: Solve for x
    x = 326,753,543,922,179,768,320/19,726,514,872.95
  6. Step 6: Final answer
    x = 16,564,180,040.25

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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.