Home / 14,601,331.08-20,149,466.85-8,074,786.86

Finding the Fourth Proportional to 14,601,331.08, 20,149,466.85 and 8,074,786.86

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Solution

The fourth proportional to 14,601,331.08, 20,149,466.85 and 8,074,786.86 is: 11,143,001.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,331.08 : 20,149,466.85 = 8,074,786.86 : x
  2. Step 2: Convert to fraction form
    14,601,331.08/20,149,466.85 = 8,074,786.86/x
  3. Step 3: Cross multiply
    14,601,331.08x = 20,149,466.85 × 8,074,786.86
  4. Step 4: Simplify right side
    14,601,331.08x = 162,702,650,156,385.62
  5. Step 5: Solve for x
    x = 162,702,650,156,385.62/14,601,331.08
  6. Step 6: Final answer
    x = 11,143,001.23

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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.