Home / 9,396,821.21-12,967,969.73-5,266,928.68

Finding the Fourth Proportional to 9,396,821.21, 12,967,969.73 and 5,266,928.68

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Solution

The fourth proportional to 9,396,821.21, 12,967,969.73 and 5,266,928.68 is: 7,268,561.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396,821.21 : 12,967,969.73 = 5,266,928.68 : x
  2. Step 2: Convert to fraction form
    9,396,821.21/12,967,969.73 = 5,266,928.68/x
  3. Step 3: Cross multiply
    9,396,821.21x = 12,967,969.73 × 5,266,928.68
  4. Step 4: Simplify right side
    9,396,821.21x = 68,301,371,633,554.29
  5. Step 5: Solve for x
    x = 68,301,371,633,554.29/9,396,821.21
  6. Step 6: Final answer
    x = 7,268,561.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.