Home / 9,183,171.80-13,774,757.70-8,191,148.60

Finding the Fourth Proportional to 9,183,171.80, 13,774,757.70 and 8,191,148.60

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Solution

The fourth proportional to 9,183,171.80, 13,774,757.70 and 8,191,148.60 is: 12,286,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183,171.80 : 13,774,757.70 = 8,191,148.60 : x
  2. Step 2: Convert to fraction form
    9,183,171.80/13,774,757.70 = 8,191,148.60/x
  3. Step 3: Cross multiply
    9,183,171.80x = 13,774,757.70 × 8,191,148.60
  4. Step 4: Simplify right side
    9,183,171.80x = 112,831,087,249,694.20
  5. Step 5: Solve for x
    x = 112,831,087,249,694.20/9,183,171.80
  6. Step 6: Final answer
    x = 12,286,722.90

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Similar ratio
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1.5x scale

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.