Home / 10,003,326.41-13,804,587.72-5,419,647.78

Finding the Fourth Proportional to 10,003,326.41, 13,804,587.72 and 5,419,647.78

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Solution

The fourth proportional to 10,003,326.41, 13,804,587.72 and 5,419,647.78 is: 7,479,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003,326.41 : 13,804,587.72 = 5,419,647.78 : x
  2. Step 2: Convert to fraction form
    10,003,326.41/13,804,587.72 = 5,419,647.78/x
  3. Step 3: Cross multiply
    10,003,326.41x = 13,804,587.72 × 5,419,647.78
  4. Step 4: Simplify right side
    10,003,326.41x = 74,816,003,190,513.27
  5. Step 5: Solve for x
    x = 74,816,003,190,513.27/10,003,326.41
  6. Step 6: Final answer
    x = 7,479,112.46

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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.