Home / 12,914,499.81-19,371,749.72-11,251,679.97

Finding the Fourth Proportional to 12,914,499.81, 19,371,749.72 and 11,251,679.97

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Solution

The fourth proportional to 12,914,499.81, 19,371,749.72 and 11,251,679.97 is: 16,877,519.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,914,499.81 : 19,371,749.72 = 11,251,679.97 : x
  2. Step 2: Convert to fraction form
    12,914,499.81/19,371,749.72 = 11,251,679.97/x
  3. Step 3: Cross multiply
    12,914,499.81x = 19,371,749.72 × 11,251,679.97
  4. Step 4: Simplify right side
    12,914,499.81x = 217,964,728,252,118.72
  5. Step 5: Solve for x
    x = 217,964,728,252,118.72/12,914,499.81
  6. Step 6: Final answer
    x = 16,877,519.96

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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.