Home / 18,111,598.70-24,991,733.99-12,243,999.80

Finding the Fourth Proportional to 18,111,598.70, 24,991,733.99 and 12,243,999.80

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Solution

The fourth proportional to 18,111,598.70, 24,991,733.99 and 12,243,999.80 is: 16,895,183.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111,598.70 : 24,991,733.99 = 12,243,999.80 : x
  2. Step 2: Convert to fraction form
    18,111,598.70/24,991,733.99 = 12,243,999.80/x
  3. Step 3: Cross multiply
    18,111,598.70x = 24,991,733.99 × 12,243,999.80
  4. Step 4: Simplify right side
    18,111,598.70x = 305,998,785,789,034.50
  5. Step 5: Solve for x
    x = 305,998,785,789,034.50/18,111,598.70
  6. Step 6: Final answer
    x = 16,895,183.63

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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.