Home / 66,882,886.58-100,324,482.96-18,361,404.74

Finding the Fourth Proportional to 66,882,886.58, 100,324,482.96 and 18,361,404.74

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Solution

The fourth proportional to 66,882,886.58, 100,324,482.96 and 18,361,404.74 is: 27,542,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,882,886.58 : 100,324,482.96 = 18,361,404.74 : x
  2. Step 2: Convert to fraction form
    66,882,886.58/100,324,482.96 = 18,361,404.74/x
  3. Step 3: Cross multiply
    66,882,886.58x = 100,324,482.96 × 18,361,404.74
  4. Step 4: Simplify right side
    66,882,886.58x = 1,842,098,437,279,459.75
  5. Step 5: Solve for x
    x = 1,842,098,437,279,459.75/66,882,886.58
  6. Step 6: Final answer
    x = 27,542,149.14

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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.