Home / 6,873,459.12-9,485,121.06-3,817,870.20

Finding the Fourth Proportional to 6,873,459.12, 9,485,121.06 and 3,817,870.20

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Solution

The fourth proportional to 6,873,459.12, 9,485,121.06 and 3,817,870.20 is: 5,268,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,873,459.12 : 9,485,121.06 = 3,817,870.20 : x
  2. Step 2: Convert to fraction form
    6,873,459.12/9,485,121.06 = 3,817,870.20/x
  3. Step 3: Cross multiply
    6,873,459.12x = 9,485,121.06 × 3,817,870.20
  4. Step 4: Simplify right side
    6,873,459.12x = 36,212,961,038,366.41
  5. Step 5: Solve for x
    x = 36,212,961,038,366.41/6,873,459.12
  6. Step 6: Final answer
    x = 5,268,520.61

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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.