Home / 36,179,910.80-54,254,119.80-11,909,459.60

Finding the Fourth Proportional to 36,179,910.80, 54,254,119.80 and 11,909,459.60

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Solution

The fourth proportional to 36,179,910.80, 54,254,119.80 and 11,909,459.60 is: 17,859,006.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179,910.80 : 54,254,119.80 = 11,909,459.60 : x
  2. Step 2: Convert to fraction form
    36,179,910.80/54,254,119.80 = 11,909,459.60/x
  3. Step 3: Cross multiply
    36,179,910.80x = 54,254,119.80 × 11,909,459.60
  4. Step 4: Simplify right side
    36,179,910.80x = 646,137,247,891,660
  5. Step 5: Solve for x
    x = 646,137,247,891,660/36,179,910.80
  6. Step 6: Final answer
    x = 17,859,006.11

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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.