Home / 40,991,086.26-61,484,411.79-20,795,803.38

Finding the Fourth Proportional to 40,991,086.26, 61,484,411.79 and 20,795,803.38

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Solution

The fourth proportional to 40,991,086.26, 61,484,411.79 and 20,795,803.38 is: 31,192,580.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,991,086.26 : 61,484,411.79 = 20,795,803.38 : x
  2. Step 2: Convert to fraction form
    40,991,086.26/61,484,411.79 = 20,795,803.38/x
  3. Step 3: Cross multiply
    40,991,086.26x = 61,484,411.79 × 20,795,803.38
  4. Step 4: Simplify right side
    40,991,086.26x = 1,278,617,738,519,793.75
  5. Step 5: Solve for x
    x = 1,278,617,738,519,793.75/40,991,086.26
  6. Step 6: Final answer
    x = 31,192,580.03

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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.