Home / 71,084,331.20-106,626,496.80-17,231,643.20

Finding the Fourth Proportional to 71,084,331.20, 106,626,496.80 and 17,231,643.20

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Solution

The fourth proportional to 71,084,331.20, 106,626,496.80 and 17,231,643.20 is: 25,847,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,084,331.20 : 106,626,496.80 = 17,231,643.20 : x
  2. Step 2: Convert to fraction form
    71,084,331.20/106,626,496.80 = 17,231,643.20/x
  3. Step 3: Cross multiply
    71,084,331.20x = 106,626,496.80 × 17,231,643.20
  4. Step 4: Simplify right side
    71,084,331.20x = 1,837,349,747,990,409.25
  5. Step 5: Solve for x
    x = 1,837,349,747,990,409.25/71,084,331.20
  6. Step 6: Final answer
    x = 25,847,464.79

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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.