Home / 17,542,931.56-26,291,415.82-8,426,891.64

Finding the Fourth Proportional to 17,542,931.56, 26,291,415.82 and 8,426,891.64

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Solution

The fourth proportional to 17,542,931.56, 26,291,415.82 and 8,426,891.64 is: 12,629,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,542,931.56 : 26,291,415.82 = 8,426,891.64 : x
  2. Step 2: Convert to fraction form
    17,542,931.56/26,291,415.82 = 8,426,891.64/x
  3. Step 3: Cross multiply
    17,542,931.56x = 26,291,415.82 × 8,426,891.64
  4. Step 4: Simplify right side
    17,542,931.56x = 221,554,912,177,321.75
  5. Step 5: Solve for x
    x = 221,554,912,177,321.75/17,542,931.56
  6. Step 6: Final answer
    x = 12,629,298.10

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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.