Home / 36,179,905.80-54,254,112.30-11,909,454.60

Finding the Fourth Proportional to 36,179,905.80, 54,254,112.30 and 11,909,454.60

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Solution

The fourth proportional to 36,179,905.80, 54,254,112.30 and 11,909,454.60 is: 17,858,998.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179,905.80 : 54,254,112.30 = 11,909,454.60 : x
  2. Step 2: Convert to fraction form
    36,179,905.80/54,254,112.30 = 11,909,454.60/x
  3. Step 3: Cross multiply
    36,179,905.80x = 54,254,112.30 × 11,909,454.60
  4. Step 4: Simplify right side
    36,179,905.80x = 646,136,887,300,151.50
  5. Step 5: Solve for x
    x = 646,136,887,300,151.50/36,179,905.80
  6. Step 6: Final answer
    x = 17,858,998.61

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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.