Home / 19,832,249.79-29,738,246.45-11,650,871.12

Finding the Fourth Proportional to 19,832,249.79, 29,738,246.45 and 11,650,871.12

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Solution

The fourth proportional to 19,832,249.79, 29,738,246.45 and 11,650,871.12 is: 17,470,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,832,249.79 : 29,738,246.45 = 11,650,871.12 : x
  2. Step 2: Convert to fraction form
    19,832,249.79/29,738,246.45 = 11,650,871.12/x
  3. Step 3: Cross multiply
    19,832,249.79x = 29,738,246.45 × 11,650,871.12
  4. Step 4: Simplify right side
    19,832,249.79x = 346,476,476,516,801.94
  5. Step 5: Solve for x
    x = 346,476,476,516,801.94/19,832,249.79
  6. Step 6: Final answer
    x = 17,470,356.63

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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.