Home / 18,986,498.81-26,201,494.17-10,284,671.42

Finding the Fourth Proportional to 18,986,498.81, 26,201,494.17 and 10,284,671.42

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Solution

The fourth proportional to 18,986,498.81, 26,201,494.17 and 10,284,671.42 is: 14,192,914.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,986,498.81 : 26,201,494.17 = 10,284,671.42 : x
  2. Step 2: Convert to fraction form
    18,986,498.81/26,201,494.17 = 10,284,671.42/x
  3. Step 3: Cross multiply
    18,986,498.81x = 26,201,494.17 × 10,284,671.42
  4. Step 4: Simplify right side
    18,986,498.81x = 269,473,758,251,495.62
  5. Step 5: Solve for x
    x = 269,473,758,251,495.62/18,986,498.81
  6. Step 6: Final answer
    x = 14,192,914.71

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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.