Home / 15,037,588.92-20,751,893.70-8,162,072.44

Finding the Fourth Proportional to 15,037,588.92, 20,751,893.70 and 8,162,072.44

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Solution

The fourth proportional to 15,037,588.92, 20,751,893.70 and 8,162,072.44 is: 11,263,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,588.92 : 20,751,893.70 = 8,162,072.44 : x
  2. Step 2: Convert to fraction form
    15,037,588.92/20,751,893.70 = 8,162,072.44/x
  3. Step 3: Cross multiply
    15,037,588.92x = 20,751,893.70 × 8,162,072.44
  4. Step 4: Simplify right side
    15,037,588.92x = 169,378,459,646,579.62
  5. Step 5: Solve for x
    x = 169,378,459,646,579.62/15,037,588.92
  6. Step 6: Final answer
    x = 11,263,671.36

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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.