Home / 36,207,272.40-54,240,049.80-21,787,506.60

Finding the Fourth Proportional to 36,207,272.40, 54,240,049.80 and 21,787,506.60

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Solution

The fourth proportional to 36,207,272.40, 54,240,049.80 and 21,787,506.60 is: 32,638,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,207,272.40 : 54,240,049.80 = 21,787,506.60 : x
  2. Step 2: Convert to fraction form
    36,207,272.40/54,240,049.80 = 21,787,506.60/x
  3. Step 3: Cross multiply
    36,207,272.40x = 54,240,049.80 × 21,787,506.60
  4. Step 4: Simplify right side
    36,207,272.40x = 1,181,755,443,001,828.75
  5. Step 5: Solve for x
    x = 1,181,755,443,001,828.75/36,207,272.40
  6. Step 6: Final answer
    x = 32,638,621.05

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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.