Home / 16,217,951.80-22,380,782.21-8,875,780.65

Finding the Fourth Proportional to 16,217,951.80, 22,380,782.21 and 8,875,780.65

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Solution

The fourth proportional to 16,217,951.80, 22,380,782.21 and 8,875,780.65 is: 12,248,582.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217,951.80 : 22,380,782.21 = 8,875,780.65 : x
  2. Step 2: Convert to fraction form
    16,217,951.80/22,380,782.21 = 8,875,780.65/x
  3. Step 3: Cross multiply
    16,217,951.80x = 22,380,782.21 × 8,875,780.65
  4. Step 4: Simplify right side
    16,217,951.80x = 198,646,913,671,382.25
  5. Step 5: Solve for x
    x = 198,646,913,671,382.25/16,217,951.80
  6. Step 6: Final answer
    x = 12,248,582.07

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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.