Home / 82,039,742.44-123,050,213.34-21,461,315.56

Finding the Fourth Proportional to 82,039,742.44, 123,050,213.34 and 21,461,315.56

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Solution

The fourth proportional to 82,039,742.44, 123,050,213.34 and 21,461,315.56 is: 32,189,514.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,039,742.44 : 123,050,213.34 = 21,461,315.56 : x
  2. Step 2: Convert to fraction form
    82,039,742.44/123,050,213.34 = 21,461,315.56/x
  3. Step 3: Cross multiply
    82,039,742.44x = 123,050,213.34 × 21,461,315.56
  4. Step 4: Simplify right side
    82,039,742.44x = 2,640,819,458,215,061.50
  5. Step 5: Solve for x
    x = 2,640,819,458,215,061.50/82,039,742.44
  6. Step 6: Final answer
    x = 32,189,514.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.