Home / 15,563,849.94-21,322,375.02-14,981,836.23

Finding the Fourth Proportional to 15,563,849.94, 21,322,375.02 and 14,981,836.23

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Solution

The fourth proportional to 15,563,849.94, 21,322,375.02 and 14,981,836.23 is: 20,525,019.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,849.94 : 21,322,375.02 = 14,981,836.23 : x
  2. Step 2: Convert to fraction form
    15,563,849.94/21,322,375.02 = 14,981,836.23/x
  3. Step 3: Cross multiply
    15,563,849.94x = 21,322,375.02 × 14,981,836.23
  4. Step 4: Simplify right side
    15,563,849.94x = 319,448,330,584,283
  5. Step 5: Solve for x
    x = 319,448,330,584,283/15,563,849.94
  6. Step 6: Final answer
    x = 20,525,019.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.