Home / 14,002,736.35-20,964,494.79-7,422,451.62

Finding the Fourth Proportional to 14,002,736.35, 20,964,494.79 and 7,422,451.62

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Solution

The fourth proportional to 14,002,736.35, 20,964,494.79 and 7,422,451.62 is: 11,112,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,002,736.35 : 20,964,494.79 = 7,422,451.62 : x
  2. Step 2: Convert to fraction form
    14,002,736.35/20,964,494.79 = 7,422,451.62/x
  3. Step 3: Cross multiply
    14,002,736.35x = 20,964,494.79 × 7,422,451.62
  4. Step 4: Simplify right side
    14,002,736.35x = 155,607,948,316,517.06
  5. Step 5: Solve for x
    x = 155,607,948,316,517.06/14,002,736.35
  6. Step 6: Final answer
    x = 11,112,681.44

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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.