Home / 18,986,493.18-26,201,486.38-10,284,665.80

Finding the Fourth Proportional to 18,986,493.18, 26,201,486.38 and 10,284,665.80

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Solution

The fourth proportional to 18,986,493.18, 26,201,486.38 and 10,284,665.80 is: 14,192,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,493.18 : 26,201,486.38 = 10,284,665.80 : x
  2. Step 2: Convert to fraction form
    18,986,493.18/26,201,486.38 = 10,284,665.80/x
  3. Step 3: Cross multiply
    18,986,493.18x = 26,201,486.38 × 10,284,665.80
  4. Step 4: Simplify right side
    18,986,493.18x = 269,473,530,881,551.81
  5. Step 5: Solve for x
    x = 269,473,530,881,551.81/18,986,493.18
  6. Step 6: Final answer
    x = 14,192,906.94

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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.