Home / 19,347,961.74-29,012,974.42-7,214,167.25

Finding the Fourth Proportional to 19,347,961.74, 29,012,974.42 and 7,214,167.25

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Solution

The fourth proportional to 19,347,961.74, 29,012,974.42 and 7,214,167.25 is: 10,817,906.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347,961.74 : 29,012,974.42 = 7,214,167.25 : x
  2. Step 2: Convert to fraction form
    19,347,961.74/29,012,974.42 = 7,214,167.25/x
  3. Step 3: Cross multiply
    19,347,961.74x = 29,012,974.42 × 7,214,167.25
  4. Step 4: Simplify right side
    19,347,961.74x = 209,304,450,028,560.88
  5. Step 5: Solve for x
    x = 209,304,450,028,560.88/19,347,961.74
  6. Step 6: Final answer
    x = 10,817,906.96

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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.