Home / 12,382,660.15-17,088,124.67-6,876,018.16

Finding the Fourth Proportional to 12,382,660.15, 17,088,124.67 and 6,876,018.16

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Solution

The fourth proportional to 12,382,660.15, 17,088,124.67 and 6,876,018.16 is: 9,488,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,660.15 : 17,088,124.67 = 6,876,018.16 : x
  2. Step 2: Convert to fraction form
    12,382,660.15/17,088,124.67 = 6,876,018.16/x
  3. Step 3: Cross multiply
    12,382,660.15x = 17,088,124.67 × 6,876,018.16
  4. Step 4: Simplify right side
    12,382,660.15x = 117,498,255,551,264.02
  5. Step 5: Solve for x
    x = 117,498,255,551,264.02/12,382,660.15
  6. Step 6: Final answer
    x = 9,488,934.86

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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.