Home / 8,511,836.78-12,766,812.01-3,046,713.32

Finding the Fourth Proportional to 8,511,836.78, 12,766,812.01 and 3,046,713.32

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Solution

The fourth proportional to 8,511,836.78, 12,766,812.01 and 3,046,713.32 is: 4,569,732.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,836.78 : 12,766,812.01 = 3,046,713.32 : x
  2. Step 2: Convert to fraction form
    8,511,836.78/12,766,812.01 = 3,046,713.32/x
  3. Step 3: Cross multiply
    8,511,836.78x = 12,766,812.01 × 3,046,713.32
  4. Step 4: Simplify right side
    8,511,836.78x = 38,896,816,204,802.97
  5. Step 5: Solve for x
    x = 38,896,816,204,802.97/8,511,836.78
  6. Step 6: Final answer
    x = 4,569,732.39

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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.