Home / 11,993,869.20-16,551,930.80-6,561,361.20

Finding the Fourth Proportional to 11,993,869.20, 16,551,930.80 and 6,561,361.20

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Solution

The fourth proportional to 11,993,869.20, 16,551,930.80 and 6,561,361.20 is: 9,054,892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,993,869.20 : 16,551,930.80 = 6,561,361.20 : x
  2. Step 2: Convert to fraction form
    11,993,869.20/16,551,930.80 = 6,561,361.20/x
  3. Step 3: Cross multiply
    11,993,869.20x = 16,551,930.80 × 6,561,361.20
  4. Step 4: Simplify right side
    11,993,869.20x = 108,603,196,536,204.97
  5. Step 5: Solve for x
    x = 108,603,196,536,204.97/11,993,869.20
  6. Step 6: Final answer
    x = 9,054,892.52

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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.