Home / 18,447,919.40-27,671,879.10-9,944,863.40

Finding the Fourth Proportional to 18,447,919.40, 27,671,879.10 and 9,944,863.40

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Solution

The fourth proportional to 18,447,919.40, 27,671,879.10 and 9,944,863.40 is: 14,917,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,447,919.40 : 27,671,879.10 = 9,944,863.40 : x
  2. Step 2: Convert to fraction form
    18,447,919.40/27,671,879.10 = 9,944,863.40/x
  3. Step 3: Cross multiply
    18,447,919.40x = 27,671,879.10 × 9,944,863.40
  4. Step 4: Simplify right side
    18,447,919.40x = 275,193,057,670,814.97
  5. Step 5: Solve for x
    x = 275,193,057,670,814.97/18,447,919.40
  6. Step 6: Final answer
    x = 14,917,295.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.