Home / 12,304,087.70-18,456,131.55-8,902,865.30

Finding the Fourth Proportional to 12,304,087.70, 18,456,131.55 and 8,902,865.30

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Solution

The fourth proportional to 12,304,087.70, 18,456,131.55 and 8,902,865.30 is: 13,354,297.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,087.70 : 18,456,131.55 = 8,902,865.30 : x
  2. Step 2: Convert to fraction form
    12,304,087.70/18,456,131.55 = 8,902,865.30/x
  3. Step 3: Cross multiply
    12,304,087.70x = 18,456,131.55 × 8,902,865.30
  4. Step 4: Simplify right side
    12,304,087.70x = 164,312,453,148,730.25
  5. Step 5: Solve for x
    x = 164,312,453,148,730.25/12,304,087.70
  6. Step 6: Final answer
    x = 13,354,297.95

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Similar ratio
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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.