Home / 5,745,338.66-7,928,459.06-3,131,866.82

Finding the Fourth Proportional to 5,745,338.66, 7,928,459.06 and 3,131,866.82

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Solution

The fourth proportional to 5,745,338.66, 7,928,459.06 and 3,131,866.82 is: 4,321,917.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,338.66 : 7,928,459.06 = 3,131,866.82 : x
  2. Step 2: Convert to fraction form
    5,745,338.66/7,928,459.06 = 3,131,866.82/x
  3. Step 3: Cross multiply
    5,745,338.66x = 7,928,459.06 × 3,131,866.82
  4. Step 4: Simplify right side
    5,745,338.66x = 24,830,877,885,520.95
  5. Step 5: Solve for x
    x = 24,830,877,885,520.95/5,745,338.66
  6. Step 6: Final answer
    x = 4,321,917.19

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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.