Home / 11,334,046.78-15,635,091.84-7,196,999.74

Finding the Fourth Proportional to 11,334,046.78, 15,635,091.84 and 7,196,999.74

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Solution

The fourth proportional to 11,334,046.78, 15,635,091.84 and 7,196,999.74 is: 9,928,117.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,334,046.78 : 15,635,091.84 = 7,196,999.74 : x
  2. Step 2: Convert to fraction form
    11,334,046.78/15,635,091.84 = 7,196,999.74/x
  3. Step 3: Cross multiply
    11,334,046.78x = 15,635,091.84 × 7,196,999.74
  4. Step 4: Simplify right side
    11,334,046.78x = 112,525,751,907,356.12
  5. Step 5: Solve for x
    x = 112,525,751,907,356.12/11,334,046.78
  6. Step 6: Final answer
    x = 9,928,117.83

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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.