Home / 18,441,047.20-27,661,570.80-17,909,606.20

Finding the Fourth Proportional to 18,441,047.20, 27,661,570.80 and 17,909,606.20

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Solution

The fourth proportional to 18,441,047.20, 27,661,570.80 and 17,909,606.20 is: 26,864,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,047.20 : 27,661,570.80 = 17,909,606.20 : x
  2. Step 2: Convert to fraction form
    18,441,047.20/27,661,570.80 = 17,909,606.20/x
  3. Step 3: Cross multiply
    18,441,047.20x = 27,661,570.80 × 17,909,606.20
  4. Step 4: Simplify right side
    18,441,047.20x = 495,407,839,901,418.94
  5. Step 5: Solve for x
    x = 495,407,839,901,418.94/18,441,047.20
  6. Step 6: Final answer
    x = 26,864,409.30

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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.