Home / 19,555,741.80-29,344,110.30-8,197,338.60

Finding the Fourth Proportional to 19,555,741.80, 29,344,110.30 and 8,197,338.60

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Solution

The fourth proportional to 19,555,741.80, 29,344,110.30 and 8,197,338.60 is: 12,300,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,741.80 : 29,344,110.30 = 8,197,338.60 : x
  2. Step 2: Convert to fraction form
    19,555,741.80/29,344,110.30 = 8,197,338.60/x
  3. Step 3: Cross multiply
    19,555,741.80x = 29,344,110.30 × 8,197,338.60
  4. Step 4: Simplify right side
    19,555,741.80x = 240,543,608,044,847.56
  5. Step 5: Solve for x
    x = 240,543,608,044,847.56/19,555,741.80
  6. Step 6: Final answer
    x = 12,300,408.26

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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.