Home / 21,467,370.28-29,624,948.56-11,677,791.11

Finding the Fourth Proportional to 21,467,370.28, 29,624,948.56 and 11,677,791.11

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Solution

The fourth proportional to 21,467,370.28, 29,624,948.56 and 11,677,791.11 is: 16,115,339.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467,370.28 : 29,624,948.56 = 11,677,791.11 : x
  2. Step 2: Convert to fraction form
    21,467,370.28/29,624,948.56 = 11,677,791.11/x
  3. Step 3: Cross multiply
    21,467,370.28x = 29,624,948.56 × 11,677,791.11
  4. Step 4: Simplify right side
    21,467,370.28x = 345,953,960,994,137.81
  5. Step 5: Solve for x
    x = 345,953,960,994,137.81/21,467,370.28
  6. Step 6: Final answer
    x = 16,115,339.54

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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.