Home / 12,304,058.20-18,456,087.30-8,902,835.80

Finding the Fourth Proportional to 12,304,058.20, 18,456,087.30 and 8,902,835.80

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Solution

The fourth proportional to 12,304,058.20, 18,456,087.30 and 8,902,835.80 is: 13,354,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,304,058.20 : 18,456,087.30 = 8,902,835.80 : x
  2. Step 2: Convert to fraction form
    12,304,058.20/18,456,087.30 = 8,902,835.80/x
  3. Step 3: Cross multiply
    12,304,058.20x = 18,456,087.30 × 8,902,835.80
  4. Step 4: Simplify right side
    12,304,058.20x = 164,311,514,742,365.38
  5. Step 5: Solve for x
    x = 164,311,514,742,365.38/12,304,058.20
  6. Step 6: Final answer
    x = 13,354,253.70

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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.