Home / 83,239,145.70-124,870,682.12-25,735,900.89

Finding the Fourth Proportional to 83,239,145.70, 124,870,682.12 and 25,735,900.89

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Solution

The fourth proportional to 83,239,145.70, 124,870,682.12 and 25,735,900.89 is: 38,607,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,239,145.70 : 124,870,682.12 = 25,735,900.89 : x
  2. Step 2: Convert to fraction form
    83,239,145.70/124,870,682.12 = 25,735,900.89/x
  3. Step 3: Cross multiply
    83,239,145.70x = 124,870,682.12 × 25,735,900.89
  4. Step 4: Simplify right side
    83,239,145.70x = 3,213,659,499,107,015.50
  5. Step 5: Solve for x
    x = 3,213,659,499,107,015.50/83,239,145.70
  6. Step 6: Final answer
    x = 38,607,550.23

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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.