Home / 36,790,972.95-55,195,001.80-12,530,109.93

Finding the Fourth Proportional to 36,790,972.95, 55,195,001.80 and 12,530,109.93

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Solution

The fourth proportional to 36,790,972.95, 55,195,001.80 and 12,530,109.93 is: 18,798,074.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,790,972.95 : 55,195,001.80 = 12,530,109.93 : x
  2. Step 2: Convert to fraction form
    36,790,972.95/55,195,001.80 = 12,530,109.93/x
  3. Step 3: Cross multiply
    36,790,972.95x = 55,195,001.80 × 12,530,109.93
  4. Step 4: Simplify right side
    36,790,972.95x = 691,599,439,902,241.25
  5. Step 5: Solve for x
    x = 691,599,439,902,241.25/36,790,972.95
  6. Step 6: Final answer
    x = 18,798,074.21

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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.