Home / 9,193,908.80-13,790,863.20-8,201,885.60

Finding the Fourth Proportional to 9,193,908.80, 13,790,863.20 and 8,201,885.60

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Solution

The fourth proportional to 9,193,908.80, 13,790,863.20 and 8,201,885.60 is: 12,302,828.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193,908.80 : 13,790,863.20 = 8,201,885.60 : x
  2. Step 2: Convert to fraction form
    9,193,908.80/13,790,863.20 = 8,201,885.60/x
  3. Step 3: Cross multiply
    9,193,908.80x = 13,790,863.20 × 8,201,885.60
  4. Step 4: Simplify right side
    9,193,908.80x = 113,111,082,291,649.91
  5. Step 5: Solve for x
    x = 113,111,082,291,649.91/9,193,908.80
  6. Step 6: Final answer
    x = 12,302,828.40

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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.