Home / 6,618,662.60-9,917,496.30-4,372,176.20

Finding the Fourth Proportional to 6,618,662.60, 9,917,496.30 and 4,372,176.20

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Solution

The fourth proportional to 6,618,662.60, 9,917,496.30 and 4,372,176.20 is: 6,551,329.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618,662.60 : 9,917,496.30 = 4,372,176.20 : x
  2. Step 2: Convert to fraction form
    6,618,662.60/9,917,496.30 = 4,372,176.20/x
  3. Step 3: Cross multiply
    6,618,662.60x = 9,917,496.30 × 4,372,176.20
  4. Step 4: Simplify right side
    6,618,662.60x = 43,361,041,286,448.06
  5. Step 5: Solve for x
    x = 43,361,041,286,448.06/6,618,662.60
  6. Step 6: Final answer
    x = 6,551,329.76

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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.