Home / 36,260,666.80-54,375,253.80-11,990,215.60

Finding the Fourth Proportional to 36,260,666.80, 54,375,253.80 and 11,990,215.60

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Solution

The fourth proportional to 36,260,666.80, 54,375,253.80 and 11,990,215.60 is: 17,980,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,260,666.80 : 54,375,253.80 = 11,990,215.60 : x
  2. Step 2: Convert to fraction form
    36,260,666.80/54,375,253.80 = 11,990,215.60/x
  3. Step 3: Cross multiply
    36,260,666.80x = 54,375,253.80 × 11,990,215.60
  4. Step 4: Simplify right side
    36,260,666.80x = 651,971,016,366,719.25
  5. Step 5: Solve for x
    x = 651,971,016,366,719.25/36,260,666.80
  6. Step 6: Final answer
    x = 17,980,116.58

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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.