Home / 18,579,694.65-25,629,637.62-17,264,488.89

Finding the Fourth Proportional to 18,579,694.65, 25,629,637.62 and 17,264,488.89

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Solution

The fourth proportional to 18,579,694.65, 25,629,637.62 and 17,264,488.89 is: 23,815,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579,694.65 : 25,629,637.62 = 17,264,488.89 : x
  2. Step 2: Convert to fraction form
    18,579,694.65/25,629,637.62 = 17,264,488.89/x
  3. Step 3: Cross multiply
    18,579,694.65x = 25,629,637.62 × 17,264,488.89
  4. Step 4: Simplify right side
    18,579,694.65x = 442,482,593,945,216.06
  5. Step 5: Solve for x
    x = 442,482,593,945,216.06/18,579,694.65
  6. Step 6: Final answer
    x = 23,815,385.68

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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.