Home / 38,908,448.33-58,361,742.09-12,647,251.17

Finding the Fourth Proportional to 38,908,448.33, 58,361,742.09 and 12,647,251.17

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Solution

The fourth proportional to 38,908,448.33, 58,361,742.09 and 12,647,251.17 is: 18,970,574.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908,448.33 : 58,361,742.09 = 12,647,251.17 : x
  2. Step 2: Convert to fraction form
    38,908,448.33/58,361,742.09 = 12,647,251.17/x
  3. Step 3: Cross multiply
    38,908,448.33x = 58,361,742.09 × 12,647,251.17
  4. Step 4: Simplify right side
    38,908,448.33x = 738,115,610,930,990.75
  5. Step 5: Solve for x
    x = 738,115,610,930,990.75/38,908,448.33
  6. Step 6: Final answer
    x = 18,970,574.33

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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.