Home / 18,381,000.20-27,572,537.10-5,601,921.80

Finding the Fourth Proportional to 18,381,000.20, 27,572,537.10 and 5,601,921.80

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Solution

The fourth proportional to 18,381,000.20, 27,572,537.10 and 5,601,921.80 is: 8,403,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,381,000.20 : 27,572,537.10 = 5,601,921.80 : x
  2. Step 2: Convert to fraction form
    18,381,000.20/27,572,537.10 = 5,601,921.80/x
  3. Step 3: Cross multiply
    18,381,000.20x = 27,572,537.10 × 5,601,921.80
  4. Step 4: Simplify right side
    18,381,000.20x = 154,459,196,661,798.78
  5. Step 5: Solve for x
    x = 154,459,196,661,798.78/18,381,000.20
  6. Step 6: Final answer
    x = 8,403,198.68

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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.