Home / 6,431,648.37-8,875,690.20-3,531,226.17

Finding the Fourth Proportional to 6,431,648.37, 8,875,690.20 and 3,531,226.17

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Solution

The fourth proportional to 6,431,648.37, 8,875,690.20 and 3,531,226.17 is: 4,873,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,431,648.37 : 8,875,690.20 = 3,531,226.17 : x
  2. Step 2: Convert to fraction form
    6,431,648.37/8,875,690.20 = 3,531,226.17/x
  3. Step 3: Cross multiply
    6,431,648.37x = 8,875,690.20 × 3,531,226.17
  4. Step 4: Simplify right side
    6,431,648.37x = 31,342,069,511,052.53
  5. Step 5: Solve for x
    x = 31,342,069,511,052.53/6,431,648.37
  6. Step 6: Final answer
    x = 4,873,100.60

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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.