Home / 12,068,850.53-18,111,325.25-4,392,493.23

Finding the Fourth Proportional to 12,068,850.53, 18,111,325.25 and 4,392,493.23

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Solution

The fourth proportional to 12,068,850.53, 18,111,325.25 and 4,392,493.23 is: 6,591,669.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,850.53 : 18,111,325.25 = 4,392,493.23 : x
  2. Step 2: Convert to fraction form
    12,068,850.53/18,111,325.25 = 4,392,493.23/x
  3. Step 3: Cross multiply
    12,068,850.53x = 18,111,325.25 × 4,392,493.23
  4. Step 4: Simplify right side
    12,068,850.53x = 79,553,873,524,990.61
  5. Step 5: Solve for x
    x = 79,553,873,524,990.61/12,068,850.53
  6. Step 6: Final answer
    x = 6,591,669.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.