Home / 49,554,861.45-74,309,175.57-18,855,155.13

Finding the Fourth Proportional to 49,554,861.45, 74,309,175.57 and 18,855,155.13

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Solution

The fourth proportional to 49,554,861.45, 74,309,175.57 and 18,855,155.13 is: 28,273,937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,554,861.45 : 74,309,175.57 = 18,855,155.13 : x
  2. Step 2: Convert to fraction form
    49,554,861.45/74,309,175.57 = 18,855,155.13/x
  3. Step 3: Cross multiply
    49,554,861.45x = 74,309,175.57 × 18,855,155.13
  4. Step 4: Simplify right side
    49,554,861.45x = 1,401,111,032,954,756
  5. Step 5: Solve for x
    x = 1,401,111,032,954,756/49,554,861.45
  6. Step 6: Final answer
    x = 28,273,937.05

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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.