Home / 18,012,139.98-24,856,720.31-9,752,201.25

Finding the Fourth Proportional to 18,012,139.98, 24,856,720.31 and 9,752,201.25

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Solution

The fourth proportional to 18,012,139.98, 24,856,720.31 and 9,752,201.25 is: 13,458,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012,139.98 : 24,856,720.31 = 9,752,201.25 : x
  2. Step 2: Convert to fraction form
    18,012,139.98/24,856,720.31 = 9,752,201.25/x
  3. Step 3: Cross multiply
    18,012,139.98x = 24,856,720.31 × 9,752,201.25
  4. Step 4: Simplify right side
    18,012,139.98x = 242,407,738,902,462.88
  5. Step 5: Solve for x
    x = 242,407,738,902,462.88/18,012,139.98
  6. Step 6: Final answer
    x = 13,458,019.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.