Home / 16,362,108.89-22,579,778.61-9,019,780.92

Finding the Fourth Proportional to 16,362,108.89, 22,579,778.61 and 9,019,780.92

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Solution

The fourth proportional to 16,362,108.89, 22,579,778.61 and 9,019,780.92 is: 12,447,335.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362,108.89 : 22,579,778.61 = 9,019,780.92 : x
  2. Step 2: Convert to fraction form
    16,362,108.89/22,579,778.61 = 9,019,780.92/x
  3. Step 3: Cross multiply
    16,362,108.89x = 22,579,778.61 × 9,019,780.92
  4. Step 4: Simplify right side
    16,362,108.89x = 203,664,656,239,203.22
  5. Step 5: Solve for x
    x = 203,664,656,239,203.22/16,362,108.89
  6. Step 6: Final answer
    x = 12,447,335.34

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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.