Home / 21,482,935.73-29,647,081.86-11,694,018.50

Finding the Fourth Proportional to 21,482,935.73, 29,647,081.86 and 11,694,018.50

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Solution

The fourth proportional to 21,482,935.73, 29,647,081.86 and 11,694,018.50 is: 16,138,088.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,935.73 : 29,647,081.86 = 11,694,018.50 : x
  2. Step 2: Convert to fraction form
    21,482,935.73/29,647,081.86 = 11,694,018.50/x
  3. Step 3: Cross multiply
    21,482,935.73x = 29,647,081.86 × 11,694,018.50
  4. Step 4: Simplify right side
    21,482,935.73x = 346,693,523,741,854.38
  5. Step 5: Solve for x
    x = 346,693,523,741,854.38/21,482,935.73
  6. Step 6: Final answer
    x = 16,138,088.76

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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.