Home / 6,403,406.67-9,589,719.40-3,662,645.11

Finding the Fourth Proportional to 6,403,406.67, 9,589,719.40 and 3,662,645.11

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Solution

The fourth proportional to 6,403,406.67, 9,589,719.40 and 3,662,645.11 is: 5,485,164.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,403,406.67 : 9,589,719.40 = 3,662,645.11 : x
  2. Step 2: Convert to fraction form
    6,403,406.67/9,589,719.40 = 3,662,645.11/x
  3. Step 3: Cross multiply
    6,403,406.67x = 9,589,719.40 × 3,662,645.11
  4. Step 4: Simplify right side
    6,403,406.67x = 35,123,738,833,551.23
  5. Step 5: Solve for x
    x = 35,123,738,833,551.23/6,403,406.67
  6. Step 6: Final answer
    x = 5,485,164.48

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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.