Home / 9,431,241.48-13,015,113.48-5,138,889.48

Finding the Fourth Proportional to 9,431,241.48, 13,015,113.48 and 5,138,889.48

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Solution

The fourth proportional to 9,431,241.48, 13,015,113.48 and 5,138,889.48 is: 7,091,667.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431,241.48 : 13,015,113.48 = 5,138,889.48 : x
  2. Step 2: Convert to fraction form
    9,431,241.48/13,015,113.48 = 5,138,889.48/x
  3. Step 3: Cross multiply
    9,431,241.48x = 13,015,113.48 × 5,138,889.48
  4. Step 4: Simplify right side
    9,431,241.48x = 66,883,229,743,378.20
  5. Step 5: Solve for x
    x = 66,883,229,743,378.20/9,431,241.48
  6. Step 6: Final answer
    x = 7,091,667.61

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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.