Home / 13,241,558.86-19,851,618.32-4,138,969.61

Finding the Fourth Proportional to 13,241,558.86, 19,851,618.32 and 4,138,969.61

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Solution

The fourth proportional to 13,241,558.86, 19,851,618.32 and 4,138,969.61 is: 6,205,103.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,241,558.86 : 19,851,618.32 = 4,138,969.61 : x
  2. Step 2: Convert to fraction form
    13,241,558.86/19,851,618.32 = 4,138,969.61/x
  3. Step 3: Cross multiply
    13,241,558.86x = 19,851,618.32 × 4,138,969.61
  4. Step 4: Simplify right side
    13,241,558.86x = 82,165,244,915,104.41
  5. Step 5: Solve for x
    x = 82,165,244,915,104.41/13,241,558.86
  6. Step 6: Final answer
    x = 6,205,103.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.