Home / 6,218,286.80-9,320,354.78-3,784,071.30

Finding the Fourth Proportional to 6,218,286.80, 9,320,354.78 and 3,784,071.30

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Solution

The fourth proportional to 6,218,286.80, 9,320,354.78 and 3,784,071.30 is: 5,671,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218,286.80 : 9,320,354.78 = 3,784,071.30 : x
  2. Step 2: Convert to fraction form
    6,218,286.80/9,320,354.78 = 3,784,071.30/x
  3. Step 3: Cross multiply
    6,218,286.80x = 9,320,354.78 × 3,784,071.30
  4. Step 4: Simplify right side
    6,218,286.80x = 35,268,887,028,815.81
  5. Step 5: Solve for x
    x = 35,268,887,028,815.81/6,218,286.80
  6. Step 6: Final answer
    x = 5,671,801.28

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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.