Home / 16,217,970.93-22,380,808.55-8,875,799.78

Finding the Fourth Proportional to 16,217,970.93, 22,380,808.55 and 8,875,799.78

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Solution

The fourth proportional to 16,217,970.93, 22,380,808.55 and 8,875,799.78 is: 12,248,608.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217,970.93 : 22,380,808.55 = 8,875,799.78 : x
  2. Step 2: Convert to fraction form
    16,217,970.93/22,380,808.55 = 8,875,799.78/x
  3. Step 3: Cross multiply
    16,217,970.93x = 22,380,808.55 × 8,875,799.78
  4. Step 4: Simplify right side
    16,217,970.93x = 198,647,575,448,029.09
  5. Step 5: Solve for x
    x = 198,647,575,448,029.09/16,217,970.93
  6. Step 6: Final answer
    x = 12,248,608.43

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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.