Home / 21,257,949.93-29,334,099.53-11,838,029.27

Finding the Fourth Proportional to 21,257,949.93, 29,334,099.53 and 11,838,029.27

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Solution

The fourth proportional to 21,257,949.93, 29,334,099.53 and 11,838,029.27 is: 16,335,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,257,949.93 : 29,334,099.53 = 11,838,029.27 : x
  2. Step 2: Convert to fraction form
    21,257,949.93/29,334,099.53 = 11,838,029.27/x
  3. Step 3: Cross multiply
    21,257,949.93x = 29,334,099.53 × 11,838,029.27
  4. Step 4: Simplify right side
    21,257,949.93x = 347,257,928,786,043.06
  5. Step 5: Solve for x
    x = 347,257,928,786,043.06/21,257,949.93
  6. Step 6: Final answer
    x = 16,335,438.27

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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.