Home / 9,728,859.44-13,428,397.32-5,599,398.80

Finding the Fourth Proportional to 9,728,859.44, 13,428,397.32 and 5,599,398.80

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Solution

The fourth proportional to 9,728,859.44, 13,428,397.32 and 5,599,398.80 is: 7,728,650.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,728,859.44 : 13,428,397.32 = 5,599,398.80 : x
  2. Step 2: Convert to fraction form
    9,728,859.44/13,428,397.32 = 5,599,398.80/x
  3. Step 3: Cross multiply
    9,728,859.44x = 13,428,397.32 × 5,599,398.80
  4. Step 4: Simplify right side
    9,728,859.44x = 75,190,951,839,531.22
  5. Step 5: Solve for x
    x = 75,190,951,839,531.22/9,728,859.44
  6. Step 6: Final answer
    x = 7,728,650.24

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1.5x scale

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.