Home / 19,218,918.84-26,522,110.71-10,517,093.43

Finding the Fourth Proportional to 19,218,918.84, 26,522,110.71 and 10,517,093.43

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Solution

The fourth proportional to 19,218,918.84, 26,522,110.71 and 10,517,093.43 is: 14,513,590.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,918.84 : 26,522,110.71 = 10,517,093.43 : x
  2. Step 2: Convert to fraction form
    19,218,918.84/26,522,110.71 = 10,517,093.43/x
  3. Step 3: Cross multiply
    19,218,918.84x = 26,522,110.71 × 10,517,093.43
  4. Step 4: Simplify right side
    19,218,918.84x = 278,935,516,297,873.62
  5. Step 5: Solve for x
    x = 278,935,516,297,873.62/19,218,918.84
  6. Step 6: Final answer
    x = 14,513,590.42

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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.