Home / 22,239,275.54-30,689,965.82-12,449,800.22

Finding the Fourth Proportional to 22,239,275.54, 30,689,965.82 and 12,449,800.22

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Solution

The fourth proportional to 22,239,275.54, 30,689,965.82 and 12,449,800.22 is: 17,180,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239,275.54 : 30,689,965.82 = 12,449,800.22 : x
  2. Step 2: Convert to fraction form
    22,239,275.54/30,689,965.82 = 12,449,800.22/x
  3. Step 3: Cross multiply
    22,239,275.54x = 30,689,965.82 × 12,449,800.22
  4. Step 4: Simplify right side
    22,239,275.54x = 382,083,943,217,628.50
  5. Step 5: Solve for x
    x = 382,083,943,217,628.50/22,239,275.54
  6. Step 6: Final answer
    x = 17,180,593.07

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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.