Home / 9,025,365.22-12,455,172.98-5,538,956.47

Finding the Fourth Proportional to 9,025,365.22, 12,455,172.98 and 5,538,956.47

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Solution

The fourth proportional to 9,025,365.22, 12,455,172.98 and 5,538,956.47 is: 7,643,863.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,025,365.22 : 12,455,172.98 = 5,538,956.47 : x
  2. Step 2: Convert to fraction form
    9,025,365.22/12,455,172.98 = 5,538,956.47/x
  3. Step 3: Cross multiply
    9,025,365.22x = 12,455,172.98 × 5,538,956.47
  4. Step 4: Simplify right side
    9,025,365.22x = 68,988,660,962,540.18
  5. Step 5: Solve for x
    x = 68,988,660,962,540.18/9,025,365.22
  6. Step 6: Final answer
    x = 7,643,863.63

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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.