Home / 23,150,238.69-31,942,154.54-13,223,948.40

Finding the Fourth Proportional to 23,150,238.69, 31,942,154.54 and 13,223,948.40

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Solution

The fourth proportional to 23,150,238.69, 31,942,154.54 and 13,223,948.40 is: 18,246,092.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,150,238.69 : 31,942,154.54 = 13,223,948.40 : x
  2. Step 2: Convert to fraction form
    23,150,238.69/31,942,154.54 = 13,223,948.40/x
  3. Step 3: Cross multiply
    23,150,238.69x = 31,942,154.54 × 13,223,948.40
  4. Step 4: Simplify right side
    23,150,238.69x = 422,401,403,355,666
  5. Step 5: Solve for x
    x = 422,401,403,355,666/23,150,238.69
  6. Step 6: Final answer
    x = 18,246,092.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.