Home / 21,580,364.43-29,780,550.99-11,790,597.92

Finding the Fourth Proportional to 21,580,364.43, 29,780,550.99 and 11,790,597.92

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Solution

The fourth proportional to 21,580,364.43, 29,780,550.99 and 11,790,597.92 is: 16,270,832.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580,364.43 : 29,780,550.99 = 11,790,597.92 : x
  2. Step 2: Convert to fraction form
    21,580,364.43/29,780,550.99 = 11,790,597.92/x
  3. Step 3: Cross multiply
    21,580,364.43x = 29,780,550.99 × 11,790,597.92
  4. Step 4: Simplify right side
    21,580,364.43x = 351,130,502,410,245.12
  5. Step 5: Solve for x
    x = 351,130,502,410,245.12/21,580,364.43
  6. Step 6: Final answer
    x = 16,270,832.85

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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.