Home / 17,178,694.94-25,711,962.59-12,628,539.38

Finding the Fourth Proportional to 17,178,694.94, 25,711,962.59 and 12,628,539.38

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Solution

The fourth proportional to 17,178,694.94, 25,711,962.59 and 12,628,539.38 is: 18,901,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178,694.94 : 25,711,962.59 = 12,628,539.38 : x
  2. Step 2: Convert to fraction form
    17,178,694.94/25,711,962.59 = 12,628,539.38/x
  3. Step 3: Cross multiply
    17,178,694.94x = 25,711,962.59 × 12,628,539.38
  4. Step 4: Simplify right side
    17,178,694.94x = 324,704,532,007,913.38
  5. Step 5: Solve for x
    x = 324,704,532,007,913.38/17,178,694.94
  6. Step 6: Final answer
    x = 18,901,583.22

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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.