Home / 53,519,546.10-80,272,471.06-17,124,891.78

Finding the Fourth Proportional to 53,519,546.10, 80,272,471.06 and 17,124,891.78

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Solution

The fourth proportional to 53,519,546.10, 80,272,471.06 and 17,124,891.78 is: 25,685,146.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,519,546.10 : 80,272,471.06 = 17,124,891.78 : x
  2. Step 2: Convert to fraction form
    53,519,546.10/80,272,471.06 = 17,124,891.78/x
  3. Step 3: Cross multiply
    53,519,546.10x = 80,272,471.06 × 17,124,891.78
  4. Step 4: Simplify right side
    53,519,546.10x = 1,374,657,379,815,682
  5. Step 5: Solve for x
    x = 1,374,657,379,815,682/53,519,546.10
  6. Step 6: Final answer
    x = 25,685,146.46

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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.