Home / 21,482,956.32-29,647,100.16-11,694,035.04

Finding the Fourth Proportional to 21,482,956.32, 29,647,100.16 and 11,694,035.04

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Solution

The fourth proportional to 21,482,956.32, 29,647,100.16 and 11,694,035.04 is: 16,138,106.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,956.32 : 29,647,100.16 = 11,694,035.04 : x
  2. Step 2: Convert to fraction form
    21,482,956.32/29,647,100.16 = 11,694,035.04/x
  3. Step 3: Cross multiply
    21,482,956.32x = 29,647,100.16 × 11,694,035.04
  4. Step 4: Simplify right side
    21,482,956.32x = 346,694,228,105,429.56
  5. Step 5: Solve for x
    x = 346,694,228,105,429.56/21,482,956.32
  6. Step 6: Final answer
    x = 16,138,106.08

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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.