Home / 18,954,187.78-26,154,531.31-10,693,768.50

Finding the Fourth Proportional to 18,954,187.78, 26,154,531.31 and 10,693,768.50

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Solution

The fourth proportional to 18,954,187.78, 26,154,531.31 and 10,693,768.50 is: 14,756,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,954,187.78 : 26,154,531.31 = 10,693,768.50 : x
  2. Step 2: Convert to fraction form
    18,954,187.78/26,154,531.31 = 10,693,768.50/x
  3. Step 3: Cross multiply
    18,954,187.78x = 26,154,531.31 × 10,693,768.50
  4. Step 4: Simplify right side
    18,954,187.78x = 279,690,503,055,141.72
  5. Step 5: Solve for x
    x = 279,690,503,055,141.72/18,954,187.78
  6. Step 6: Final answer
    x = 14,756,132.33

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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.