Home / 9,188,402.48-12,680,736.75-5,268,523.35

Finding the Fourth Proportional to 9,188,402.48, 12,680,736.75 and 5,268,523.35

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Solution

The fourth proportional to 9,188,402.48, 12,680,736.75 and 5,268,523.35 is: 7,270,987.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,402.48 : 12,680,736.75 = 5,268,523.35 : x
  2. Step 2: Convert to fraction form
    9,188,402.48/12,680,736.75 = 5,268,523.35/x
  3. Step 3: Cross multiply
    9,188,402.48x = 12,680,736.75 × 5,268,523.35
  4. Step 4: Simplify right side
    9,188,402.48x = 66,808,757,662,578.11
  5. Step 5: Solve for x
    x = 66,808,757,662,578.11/9,188,402.48
  6. Step 6: Final answer
    x = 7,270,987.29

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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.