Home / 20,063,797.28-27,690,403.93-11,915,035.28

Finding the Fourth Proportional to 20,063,797.28, 27,690,403.93 and 11,915,035.28

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Solution

The fourth proportional to 20,063,797.28, 27,690,403.93 and 11,915,035.28 is: 16,444,152.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,797.28 : 27,690,403.93 = 11,915,035.28 : x
  2. Step 2: Convert to fraction form
    20,063,797.28/27,690,403.93 = 11,915,035.28/x
  3. Step 3: Cross multiply
    20,063,797.28x = 27,690,403.93 × 11,915,035.28
  4. Step 4: Simplify right side
    20,063,797.28x = 329,932,139,743,400.62
  5. Step 5: Solve for x
    x = 329,932,139,743,400.62/20,063,797.28
  6. Step 6: Final answer
    x = 16,444,152.38

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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.