Home / 20,140,195.68-30,231,421.97-17,849,343.56

Finding the Fourth Proportional to 20,140,195.68, 30,231,421.97 and 17,849,343.56

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Solution

The fourth proportional to 20,140,195.68, 30,231,421.97 and 17,849,343.56 is: 26,792,740.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,140,195.68 : 30,231,421.97 = 17,849,343.56 : x
  2. Step 2: Convert to fraction form
    20,140,195.68/30,231,421.97 = 17,849,343.56/x
  3. Step 3: Cross multiply
    20,140,195.68x = 30,231,421.97 × 17,849,343.56
  4. Step 4: Simplify right side
    20,140,195.68x = 539,611,036,809,458.19
  5. Step 5: Solve for x
    x = 539,611,036,809,458.19/20,140,195.68
  6. Step 6: Final answer
    x = 26,792,740.52

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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.