Home / 22,115,945.24-30,519,172.02-12,823,907.44

Finding the Fourth Proportional to 22,115,945.24, 30,519,172.02 and 12,823,907.44

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Solution

The fourth proportional to 22,115,945.24, 30,519,172.02 and 12,823,907.44 is: 17,696,509.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,115,945.24 : 30,519,172.02 = 12,823,907.44 : x
  2. Step 2: Convert to fraction form
    22,115,945.24/30,519,172.02 = 12,823,907.44/x
  3. Step 3: Cross multiply
    22,115,945.24x = 30,519,172.02 × 12,823,907.44
  4. Step 4: Simplify right side
    22,115,945.24x = 391,375,037,129,917.81
  5. Step 5: Solve for x
    x = 391,375,037,129,917.81/22,115,945.24
  6. Step 6: Final answer
    x = 17,696,509.59

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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.