Home / 14,610,118.82-20,162,558.85-8,083,642.58

Finding the Fourth Proportional to 14,610,118.82, 20,162,558.85 and 8,083,642.58

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Solution

The fourth proportional to 14,610,118.82, 20,162,558.85 and 8,083,642.58 is: 11,155,755.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610,118.82 : 20,162,558.85 = 8,083,642.58 : x
  2. Step 2: Convert to fraction form
    14,610,118.82/20,162,558.85 = 8,083,642.58/x
  3. Step 3: Cross multiply
    14,610,118.82x = 20,162,558.85 × 8,083,642.58
  4. Step 4: Simplify right side
    14,610,118.82x = 162,986,919,241,615.84
  5. Step 5: Solve for x
    x = 162,986,919,241,615.84/14,610,118.82
  6. Step 6: Final answer
    x = 11,155,755.90

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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.