Home / 7,162,331.10-9,883,989.27-3,943,067.10

Finding the Fourth Proportional to 7,162,331.10, 9,883,989.27 and 3,943,067.10

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Solution

The fourth proportional to 7,162,331.10, 9,883,989.27 and 3,943,067.10 is: 5,441,417.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,331.10 : 9,883,989.27 = 3,943,067.10 : x
  2. Step 2: Convert to fraction form
    7,162,331.10/9,883,989.27 = 3,943,067.10/x
  3. Step 3: Cross multiply
    7,162,331.10x = 9,883,989.27 × 3,943,067.10
  4. Step 4: Simplify right side
    7,162,331.10x = 38,973,232,907,290.02
  5. Step 5: Solve for x
    x = 38,973,232,907,290.02/7,162,331.10
  6. Step 6: Final answer
    x = 5,441,417.38

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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.