Home / 40,195,423.84-55,457,171.68-22,790,403.04

Finding the Fourth Proportional to 40,195,423.84, 55,457,171.68 and 22,790,403.04

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Solution

The fourth proportional to 40,195,423.84, 55,457,171.68 and 22,790,403.04 is: 31,443,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,195,423.84 : 55,457,171.68 = 22,790,403.04 : x
  2. Step 2: Convert to fraction form
    40,195,423.84/55,457,171.68 = 22,790,403.04/x
  3. Step 3: Cross multiply
    40,195,423.84x = 55,457,171.68 × 22,790,403.04
  4. Step 4: Simplify right side
    40,195,423.84x = 1,263,891,294,045,673.75
  5. Step 5: Solve for x
    x = 1,263,891,294,045,673.75/40,195,423.84
  6. Step 6: Final answer
    x = 31,443,661.33

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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.