Home / 9,126,695.67-12,595,539.56-5,206,538.09

Finding the Fourth Proportional to 9,126,695.67, 12,595,539.56 and 5,206,538.09

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Solution

The fourth proportional to 9,126,695.67, 12,595,539.56 and 5,206,538.09 is: 7,185,421.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,695.67 : 12,595,539.56 = 5,206,538.09 : x
  2. Step 2: Convert to fraction form
    9,126,695.67/12,595,539.56 = 5,206,538.09/x
  3. Step 3: Cross multiply
    9,126,695.67x = 12,595,539.56 × 5,206,538.09
  4. Step 4: Simplify right side
    9,126,695.67x = 65,579,156,394,231.45
  5. Step 5: Solve for x
    x = 65,579,156,394,231.45/9,126,695.67
  6. Step 6: Final answer
    x = 7,185,421.62

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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.