Home / 9,707,422.16-13,396,226.64-5,356,505

Finding the Fourth Proportional to 9,707,422.16, 13,396,226.64 and 5,356,505

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Solution

The fourth proportional to 9,707,422.16, 13,396,226.64 and 5,356,505 is: 7,391,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707,422.16 : 13,396,226.64 = 5,356,505 : x
  2. Step 2: Convert to fraction form
    9,707,422.16/13,396,226.64 = 5,356,505/x
  3. Step 3: Cross multiply
    9,707,422.16x = 13,396,226.64 × 5,356,505
  4. Step 4: Simplify right side
    9,707,422.16x = 71,756,954,978,293.20
  5. Step 5: Solve for x
    x = 71,756,954,978,293.20/9,707,422.16
  6. Step 6: Final answer
    x = 7,391,968.10

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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.