Home / 6,421,356.60-9,630,560.94-3,828,395.04

Finding the Fourth Proportional to 6,421,356.60, 9,630,560.94 and 3,828,395.04

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Solution

The fourth proportional to 6,421,356.60, 9,630,560.94 and 3,828,395.04 is: 5,741,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,356.60 : 9,630,560.94 = 3,828,395.04 : x
  2. Step 2: Convert to fraction form
    6,421,356.60/9,630,560.94 = 3,828,395.04/x
  3. Step 3: Cross multiply
    6,421,356.60x = 9,630,560.94 × 3,828,395.04
  4. Step 4: Simplify right side
    6,421,356.60x = 36,869,591,735,113.73
  5. Step 5: Solve for x
    x = 36,869,591,735,113.73/6,421,356.60
  6. Step 6: Final answer
    x = 5,741,713.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.