Home / 20,322,341.94-28,044,858.33-11,029,911.42

Finding the Fourth Proportional to 20,322,341.94, 28,044,858.33 and 11,029,911.42

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Solution

The fourth proportional to 20,322,341.94, 28,044,858.33 and 11,029,911.42 is: 15,221,292.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,322,341.94 : 28,044,858.33 = 11,029,911.42 : x
  2. Step 2: Convert to fraction form
    20,322,341.94/28,044,858.33 = 11,029,911.42/x
  3. Step 3: Cross multiply
    20,322,341.94x = 28,044,858.33 × 11,029,911.42
  4. Step 4: Simplify right side
    20,322,341.94x = 309,332,303,166,349.12
  5. Step 5: Solve for x
    x = 309,332,303,166,349.12/20,322,341.94
  6. Step 6: Final answer
    x = 15,221,292.12

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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.