Home / 20,332,327.14-28,057,824.47-11,039,684.52

Finding the Fourth Proportional to 20,332,327.14, 28,057,824.47 and 11,039,684.52

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Solution

The fourth proportional to 20,332,327.14, 28,057,824.47 and 11,039,684.52 is: 15,234,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,332,327.14 : 28,057,824.47 = 11,039,684.52 : x
  2. Step 2: Convert to fraction form
    20,332,327.14/28,057,824.47 = 11,039,684.52/x
  3. Step 3: Cross multiply
    20,332,327.14x = 28,057,824.47 × 11,039,684.52
  4. Step 4: Simplify right side
    20,332,327.14x = 309,749,530,411,137.75
  5. Step 5: Solve for x
    x = 309,749,530,411,137.75/20,332,327.14
  6. Step 6: Final answer
    x = 15,234,337.33

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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.