Home / 15,037,984.17-20,751,881.20-8,511,473.50

Finding the Fourth Proportional to 15,037,984.17, 20,751,881.20 and 8,511,473.50

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Solution

The fourth proportional to 15,037,984.17, 20,751,881.20 and 8,511,473.50 is: 11,745,529.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,984.17 : 20,751,881.20 = 8,511,473.50 : x
  2. Step 2: Convert to fraction form
    15,037,984.17/20,751,881.20 = 8,511,473.50/x
  3. Step 3: Cross multiply
    15,037,984.17x = 20,751,881.20 × 8,511,473.50
  4. Step 4: Simplify right side
    15,037,984.17x = 176,629,086,835,789.84
  5. Step 5: Solve for x
    x = 176,629,086,835,789.84/15,037,984.17
  6. Step 6: Final answer
    x = 11,745,529.51

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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.