Home / 53,604,515.26-80,399,179.41-17,208,112.78

Finding the Fourth Proportional to 53,604,515.26, 80,399,179.41 and 17,208,112.78

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Solution

The fourth proportional to 53,604,515.26, 80,399,179.41 and 17,208,112.78 is: 25,809,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604,515.26 : 80,399,179.41 = 17,208,112.78 : x
  2. Step 2: Convert to fraction form
    53,604,515.26/80,399,179.41 = 17,208,112.78/x
  3. Step 3: Cross multiply
    53,604,515.26x = 80,399,179.41 × 17,208,112.78
  4. Step 4: Simplify right side
    53,604,515.26x = 1,383,518,146,706,734
  5. Step 5: Solve for x
    x = 1,383,518,146,706,734/53,604,515.26
  6. Step 6: Final answer
    x = 25,809,731.51

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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.