Home / 12,896,020.92-17,796,482.26-7,094,788.76

Finding the Fourth Proportional to 12,896,020.92, 17,796,482.26 and 7,094,788.76

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Solution

The fourth proportional to 12,896,020.92, 17,796,482.26 and 7,094,788.76 is: 9,790,793.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,020.92 : 17,796,482.26 = 7,094,788.76 : x
  2. Step 2: Convert to fraction form
    12,896,020.92/17,796,482.26 = 7,094,788.76/x
  3. Step 3: Cross multiply
    12,896,020.92x = 17,796,482.26 × 7,094,788.76
  4. Step 4: Simplify right side
    12,896,020.92x = 126,262,282,305,787.41
  5. Step 5: Solve for x
    x = 126,262,282,305,787.41/12,896,020.92
  6. Step 6: Final answer
    x = 9,790,793.85

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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.