Home / 12,760,769.61-19,141,055.96-3,176,083.80

Finding the Fourth Proportional to 12,760,769.61, 19,141,055.96 and 3,176,083.80

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Solution

The fourth proportional to 12,760,769.61, 19,141,055.96 and 3,176,083.80 is: 4,764,101.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760,769.61 : 19,141,055.96 = 3,176,083.80 : x
  2. Step 2: Convert to fraction form
    12,760,769.61/19,141,055.96 = 3,176,083.80/x
  3. Step 3: Cross multiply
    12,760,769.61x = 19,141,055.96 × 3,176,083.80
  4. Step 4: Simplify right side
    12,760,769.61x = 60,793,597,733,569.02
  5. Step 5: Solve for x
    x = 60,793,597,733,569.02/12,760,769.61
  6. Step 6: Final answer
    x = 4,764,101.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.