Home / 27,161,331.40-40,741,997.10-20,784,039.40

Finding the Fourth Proportional to 27,161,331.40, 40,741,997.10 and 20,784,039.40

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Solution

The fourth proportional to 27,161,331.40, 40,741,997.10 and 20,784,039.40 is: 31,176,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161,331.40 : 40,741,997.10 = 20,784,039.40 : x
  2. Step 2: Convert to fraction form
    27,161,331.40/40,741,997.10 = 20,784,039.40/x
  3. Step 3: Cross multiply
    27,161,331.40x = 40,741,997.10 × 20,784,039.40
  4. Step 4: Simplify right side
    27,161,331.40x = 846,783,272,961,085.75
  5. Step 5: Solve for x
    x = 846,783,272,961,085.75/27,161,331.40
  6. Step 6: Final answer
    x = 31,176,059.10

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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.