Home / 40,195,425.84-55,457,174.44-22,790,405.04

Finding the Fourth Proportional to 40,195,425.84, 55,457,174.44 and 22,790,405.04

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Solution

The fourth proportional to 40,195,425.84, 55,457,174.44 and 22,790,405.04 is: 31,443,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,195,425.84 : 55,457,174.44 = 22,790,405.04 : x
  2. Step 2: Convert to fraction form
    40,195,425.84/55,457,174.44 = 22,790,405.04/x
  3. Step 3: Cross multiply
    40,195,425.84x = 55,457,174.44 × 22,790,405.04
  4. Step 4: Simplify right side
    40,195,425.84x = 1,263,891,467,861,535
  5. Step 5: Solve for x
    x = 1,263,891,467,861,535/40,195,425.84
  6. Step 6: Final answer
    x = 31,443,664.08

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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.