Home / 20,418,935.04-30,599,504.64-11,325,035.52

Finding the Fourth Proportional to 20,418,935.04, 30,599,504.64 and 11,325,035.52

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Solution

The fourth proportional to 20,418,935.04, 30,599,504.64 and 11,325,035.52 is: 16,971,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,418,935.04 : 30,599,504.64 = 11,325,035.52 : x
  2. Step 2: Convert to fraction form
    20,418,935.04/30,599,504.64 = 11,325,035.52/x
  3. Step 3: Cross multiply
    20,418,935.04x = 30,599,504.64 × 11,325,035.52
  4. Step 4: Simplify right side
    20,418,935.04x = 346,540,476,942,404.81
  5. Step 5: Solve for x
    x = 346,540,476,942,404.81/20,418,935.04
  6. Step 6: Final answer
    x = 16,971,525.51

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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.