Home / 44,279,815.80-66,432,165.30-21,561,454.20

Finding the Fourth Proportional to 44,279,815.80, 66,432,165.30 and 21,561,454.20

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Solution

The fourth proportional to 44,279,815.80, 66,432,165.30 and 21,561,454.20 is: 32,348,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,279,815.80 : 66,432,165.30 = 21,561,454.20 : x
  2. Step 2: Convert to fraction form
    44,279,815.80/66,432,165.30 = 21,561,454.20/x
  3. Step 3: Cross multiply
    44,279,815.80x = 66,432,165.30 × 21,561,454.20
  4. Step 4: Simplify right side
    44,279,815.80x = 1,432,374,089,522,779.25
  5. Step 5: Solve for x
    x = 1,432,374,089,522,779.25/44,279,815.80
  6. Step 6: Final answer
    x = 32,348,239.57

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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.