Home / 49,554,862.45-74,309,177.07-18,855,156.13

Finding the Fourth Proportional to 49,554,862.45, 74,309,177.07 and 18,855,156.13

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Solution

The fourth proportional to 49,554,862.45, 74,309,177.07 and 18,855,156.13 is: 28,273,938.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,554,862.45 : 74,309,177.07 = 18,855,156.13 : x
  2. Step 2: Convert to fraction form
    49,554,862.45/74,309,177.07 = 18,855,156.13/x
  3. Step 3: Cross multiply
    49,554,862.45x = 74,309,177.07 × 18,855,156.13
  4. Step 4: Simplify right side
    49,554,862.45x = 1,401,111,135,546,665.75
  5. Step 5: Solve for x
    x = 1,401,111,135,546,665.75/49,554,862.45
  6. Step 6: Final answer
    x = 28,273,938.55

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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.