Home / 18,361,949.70-27,542,924.55-17,316,855.30

Finding the Fourth Proportional to 18,361,949.70, 27,542,924.55 and 17,316,855.30

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Solution

The fourth proportional to 18,361,949.70, 27,542,924.55 and 17,316,855.30 is: 25,975,282.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,949.70 : 27,542,924.55 = 17,316,855.30 : x
  2. Step 2: Convert to fraction form
    18,361,949.70/27,542,924.55 = 17,316,855.30/x
  3. Step 3: Cross multiply
    18,361,949.70x = 27,542,924.55 × 17,316,855.30
  4. Step 4: Simplify right side
    18,361,949.70x = 476,956,838,971,167.62
  5. Step 5: Solve for x
    x = 476,956,838,971,167.62/18,361,949.70
  6. Step 6: Final answer
    x = 25,975,282.95

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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.