Home / 6,161,765.40-9,242,858.96-2,118,218.68

Finding the Fourth Proportional to 6,161,765.40, 9,242,858.96 and 2,118,218.68

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Solution

The fourth proportional to 6,161,765.40, 9,242,858.96 and 2,118,218.68 is: 3,177,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161,765.40 : 9,242,858.96 = 2,118,218.68 : x
  2. Step 2: Convert to fraction form
    6,161,765.40/9,242,858.96 = 2,118,218.68/x
  3. Step 3: Cross multiply
    6,161,765.40x = 9,242,858.96 × 2,118,218.68
  4. Step 4: Simplify right side
    6,161,765.40x = 19,578,396,505,677.38
  5. Step 5: Solve for x
    x = 19,578,396,505,677.38/6,161,765.40
  6. Step 6: Final answer
    x = 3,177,400.51

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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.