Home / 8,198,331.40-12,297,944.70-3,406,505.32

Finding the Fourth Proportional to 8,198,331.40, 12,297,944.70 and 3,406,505.32

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Solution

The fourth proportional to 8,198,331.40, 12,297,944.70 and 3,406,505.32 is: 5,109,943.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,331.40 : 12,297,944.70 = 3,406,505.32 : x
  2. Step 2: Convert to fraction form
    8,198,331.40/12,297,944.70 = 3,406,505.32/x
  3. Step 3: Cross multiply
    8,198,331.40x = 12,297,944.70 × 3,406,505.32
  4. Step 4: Simplify right side
    8,198,331.40x = 41,893,014,045,615.80
  5. Step 5: Solve for x
    x = 41,893,014,045,615.80/8,198,331.40
  6. Step 6: Final answer
    x = 5,109,943.96

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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.