Home / 6,442,811.98-8,890,851.74-3,542,181.73

Finding the Fourth Proportional to 6,442,811.98, 8,890,851.74 and 3,542,181.73

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Solution

The fourth proportional to 6,442,811.98, 8,890,851.74 and 3,542,181.73 is: 4,888,085.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442,811.98 : 8,890,851.74 = 3,542,181.73 : x
  2. Step 2: Convert to fraction form
    6,442,811.98/8,890,851.74 = 3,542,181.73/x
  3. Step 3: Cross multiply
    6,442,811.98x = 8,890,851.74 × 3,542,181.73
  4. Step 4: Simplify right side
    6,442,811.98x = 31,493,012,557,628.67
  5. Step 5: Solve for x
    x = 31,493,012,557,628.67/6,442,811.98
  6. Step 6: Final answer
    x = 4,888,085.00

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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.