Home / 21,952,863-30,277,891.80-14,989,141.80

Finding the Fourth Proportional to 21,952,863, 30,277,891.80 and 14,989,141.80

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Solution

The fourth proportional to 21,952,863, 30,277,891.80 and 14,989,141.80 is: 20,673,367.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,952,863 : 30,277,891.80 = 14,989,141.80 : x
  2. Step 2: Convert to fraction form
    21,952,863/30,277,891.80 = 14,989,141.80/x
  3. Step 3: Cross multiply
    21,952,863x = 30,277,891.80 × 14,989,141.80
  4. Step 4: Simplify right side
    21,952,863x = 453,839,613,595,257.25
  5. Step 5: Solve for x
    x = 453,839,613,595,257.25/21,952,863
  6. Step 6: Final answer
    x = 20,673,367.92

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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.