Home / 17,507,976.20-26,198,978.70-11,839,272.20

Finding the Fourth Proportional to 17,507,976.20, 26,198,978.70 and 11,839,272.20

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Solution

The fourth proportional to 17,507,976.20, 26,198,978.70 and 11,839,272.20 is: 17,716,316.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,507,976.20 : 26,198,978.70 = 11,839,272.20 : x
  2. Step 2: Convert to fraction form
    17,507,976.20/26,198,978.70 = 11,839,272.20/x
  3. Step 3: Cross multiply
    17,507,976.20x = 26,198,978.70 × 11,839,272.20
  4. Step 4: Simplify right side
    17,507,976.20x = 310,176,840,191,302.12
  5. Step 5: Solve for x
    x = 310,176,840,191,302.12/17,507,976.20
  6. Step 6: Final answer
    x = 17,716,316.07

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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.