Home / 83,007,684.29-124,428,198.24-28,382,912.09

Finding the Fourth Proportional to 83,007,684.29, 124,428,198.24 and 28,382,912.09

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Solution

The fourth proportional to 83,007,684.29, 124,428,198.24 and 28,382,912.09 is: 42,545,875.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,007,684.29 : 124,428,198.24 = 28,382,912.09 : x
  2. Step 2: Convert to fraction form
    83,007,684.29/124,428,198.24 = 28,382,912.09/x
  3. Step 3: Cross multiply
    83,007,684.29x = 124,428,198.24 × 28,382,912.09
  4. Step 4: Simplify right side
    83,007,684.29x = 3,531,634,611,398,957.50
  5. Step 5: Solve for x
    x = 3,531,634,611,398,957.50/83,007,684.29
  6. Step 6: Final answer
    x = 42,545,875.62

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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.