Home / 6,896,625.90-9,517,639.01-3,840,840.15

Finding the Fourth Proportional to 6,896,625.90, 9,517,639.01 and 3,840,840.15

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Solution

The fourth proportional to 6,896,625.90, 9,517,639.01 and 3,840,840.15 is: 5,300,523.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896,625.90 : 9,517,639.01 = 3,840,840.15 : x
  2. Step 2: Convert to fraction form
    6,896,625.90/9,517,639.01 = 3,840,840.15/x
  3. Step 3: Cross multiply
    6,896,625.90x = 9,517,639.01 × 3,840,840.15
  4. Step 4: Simplify right side
    6,896,625.90x = 36,555,730,023,610.05
  5. Step 5: Solve for x
    x = 36,555,730,023,610.05/6,896,625.90
  6. Step 6: Final answer
    x = 5,300,523.84

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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.