Home / 25,135,874.24-34,702,981.97-19,929,911.42

Finding the Fourth Proportional to 25,135,874.24, 34,702,981.97 and 19,929,911.42

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Solution

The fourth proportional to 25,135,874.24, 34,702,981.97 and 19,929,911.42 is: 27,515,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135,874.24 : 34,702,981.97 = 19,929,911.42 : x
  2. Step 2: Convert to fraction form
    25,135,874.24/34,702,981.97 = 19,929,911.42/x
  3. Step 3: Cross multiply
    25,135,874.24x = 34,702,981.97 × 19,929,911.42
  4. Step 4: Simplify right side
    25,135,874.24x = 691,627,356,574,151.25
  5. Step 5: Solve for x
    x = 691,627,356,574,151.25/25,135,874.24
  6. Step 6: Final answer
    x = 27,515,548.10

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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.