Home / 13,170,010.60-19,853,726.83-12,292,148.44

Finding the Fourth Proportional to 13,170,010.60, 19,853,726.83 and 12,292,148.44

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Solution

The fourth proportional to 13,170,010.60, 19,853,726.83 and 12,292,148.44 is: 18,530,353.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,170,010.60 : 19,853,726.83 = 12,292,148.44 : x
  2. Step 2: Convert to fraction form
    13,170,010.60/19,853,726.83 = 12,292,148.44/x
  3. Step 3: Cross multiply
    13,170,010.60x = 19,853,726.83 × 12,292,148.44
  4. Step 4: Simplify right side
    13,170,010.60x = 244,044,957,281,570.62
  5. Step 5: Solve for x
    x = 244,044,957,281,570.62/13,170,010.60
  6. Step 6: Final answer
    x = 18,530,353.90

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.