Home / 18,503,214.03-27,770,764.28-12,827,424.15

Finding the Fourth Proportional to 18,503,214.03, 27,770,764.28 and 12,827,424.15

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Solution

The fourth proportional to 18,503,214.03, 27,770,764.28 and 12,827,424.15 is: 19,252,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,214.03 : 27,770,764.28 = 12,827,424.15 : x
  2. Step 2: Convert to fraction form
    18,503,214.03/27,770,764.28 = 12,827,424.15/x
  3. Step 3: Cross multiply
    18,503,214.03x = 27,770,764.28 × 12,827,424.15
  4. Step 4: Simplify right side
    18,503,214.03x = 356,227,372,477,335.44
  5. Step 5: Solve for x
    x = 356,227,372,477,335.44/18,503,214.03
  6. Step 6: Final answer
    x = 19,252,188.93

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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.