Home / 14,797,325.36-20,420,301.79-8,685,753.86

Finding the Fourth Proportional to 14,797,325.36, 20,420,301.79 and 8,685,753.86

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Solution

The fourth proportional to 14,797,325.36, 20,420,301.79 and 8,685,753.86 is: 11,986,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,797,325.36 : 20,420,301.79 = 8,685,753.86 : x
  2. Step 2: Convert to fraction form
    14,797,325.36/20,420,301.79 = 8,685,753.86/x
  3. Step 3: Cross multiply
    14,797,325.36x = 20,420,301.79 × 8,685,753.86
  4. Step 4: Simplify right side
    14,797,325.36x = 177,365,715,156,765.38
  5. Step 5: Solve for x
    x = 177,365,715,156,765.38/14,797,325.36
  6. Step 6: Final answer
    x = 11,986,336.10

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1.5x scale

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.