Home / 15,037,997.74-20,751,899.84-8,511,487.06

Finding the Fourth Proportional to 15,037,997.74, 20,751,899.84 and 8,511,487.06

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Solution

The fourth proportional to 15,037,997.74, 20,751,899.84 and 8,511,487.06 is: 11,745,548.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,997.74 : 20,751,899.84 = 8,511,487.06 : x
  2. Step 2: Convert to fraction form
    15,037,997.74/20,751,899.84 = 8,511,487.06/x
  3. Step 3: Cross multiply
    15,037,997.74x = 20,751,899.84 × 8,511,487.06
  4. Step 4: Simplify right side
    15,037,997.74x = 176,629,527,041,208.59
  5. Step 5: Solve for x
    x = 176,629,527,041,208.59/15,037,997.74
  6. Step 6: Final answer
    x = 11,745,548.18

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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.