Home / 16,197,167.20-22,352,169.74-8,855,000.70

Finding the Fourth Proportional to 16,197,167.20, 22,352,169.74 and 8,855,000.70

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Solution

The fourth proportional to 16,197,167.20, 22,352,169.74 and 8,855,000.70 is: 12,219,944.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,197,167.20 : 22,352,169.74 = 8,855,000.70 : x
  2. Step 2: Convert to fraction form
    16,197,167.20/22,352,169.74 = 8,855,000.70/x
  3. Step 3: Cross multiply
    16,197,167.20x = 22,352,169.74 × 8,855,000.70
  4. Step 4: Simplify right side
    16,197,167.20x = 197,928,478,591,032.28
  5. Step 5: Solve for x
    x = 197,928,478,591,032.28/16,197,167.20
  6. Step 6: Final answer
    x = 12,219,944.15

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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.