Home / 15,763,008.36-21,752,940.24-8,519,664.36

Finding the Fourth Proportional to 15,763,008.36, 21,752,940.24 and 8,519,664.36

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Solution

The fourth proportional to 15,763,008.36, 21,752,940.24 and 8,519,664.36 is: 11,757,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763,008.36 : 21,752,940.24 = 8,519,664.36 : x
  2. Step 2: Convert to fraction form
    15,763,008.36/21,752,940.24 = 8,519,664.36/x
  3. Step 3: Cross multiply
    15,763,008.36x = 21,752,940.24 × 8,519,664.36
  4. Step 4: Simplify right side
    15,763,008.36x = 185,327,749,687,937.81
  5. Step 5: Solve for x
    x = 185,327,749,687,937.81/15,763,008.36
  6. Step 6: Final answer
    x = 11,757,130.71

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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.