Home / 17,515,268.40-26,251,907.40-8,991,217.20

Finding the Fourth Proportional to 17,515,268.40, 26,251,907.40 and 8,991,217.20

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Solution

The fourth proportional to 17,515,268.40, 26,251,907.40 and 8,991,217.20 is: 13,476,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515,268.40 : 26,251,907.40 = 8,991,217.20 : x
  2. Step 2: Convert to fraction form
    17,515,268.40/26,251,907.40 = 8,991,217.20/x
  3. Step 3: Cross multiply
    17,515,268.40x = 26,251,907.40 × 8,991,217.20
  4. Step 4: Simplify right side
    17,515,268.40x = 236,036,601,347,687.25
  5. Step 5: Solve for x
    x = 236,036,601,347,687.25/17,515,268.40
  6. Step 6: Final answer
    x = 13,476,048.21

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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.