Home / 13,414,111.20-18,511,180.54-7,833,316.52

Finding the Fourth Proportional to 13,414,111.20, 18,511,180.54 and 7,833,316.52

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Solution

The fourth proportional to 13,414,111.20, 18,511,180.54 and 7,833,316.52 is: 10,809,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,414,111.20 : 18,511,180.54 = 7,833,316.52 : x
  2. Step 2: Convert to fraction form
    13,414,111.20/18,511,180.54 = 7,833,316.52/x
  3. Step 3: Cross multiply
    13,414,111.20x = 18,511,180.54 × 7,833,316.52
  4. Step 4: Simplify right side
    13,414,111.20x = 145,003,936,328,684.50
  5. Step 5: Solve for x
    x = 145,003,936,328,684.50/13,414,111.20
  6. Step 6: Final answer
    x = 10,809,805.75

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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.