Home / 16,217,971.93-22,380,809.93-8,875,800.78

Finding the Fourth Proportional to 16,217,971.93, 22,380,809.93 and 8,875,800.78

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Solution

The fourth proportional to 16,217,971.93, 22,380,809.93 and 8,875,800.78 is: 12,248,609.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217,971.93 : 22,380,809.93 = 8,875,800.78 : x
  2. Step 2: Convert to fraction form
    16,217,971.93/22,380,809.93 = 8,875,800.78/x
  3. Step 3: Cross multiply
    16,217,971.93x = 22,380,809.93 × 8,875,800.78
  4. Step 4: Simplify right side
    16,217,971.93x = 198,647,610,233,725.72
  5. Step 5: Solve for x
    x = 198,647,610,233,725.72/16,217,971.93
  6. Step 6: Final answer
    x = 12,248,609.82

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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.