Home / 18,612,336.96-25,684,656.66-10,352,221.56

Finding the Fourth Proportional to 18,612,336.96, 25,684,656.66 and 10,352,221.56

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Solution

The fourth proportional to 18,612,336.96, 25,684,656.66 and 10,352,221.56 is: 14,285,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,612,336.96 : 25,684,656.66 = 10,352,221.56 : x
  2. Step 2: Convert to fraction form
    18,612,336.96/25,684,656.66 = 10,352,221.56/x
  3. Step 3: Cross multiply
    18,612,336.96x = 25,684,656.66 × 10,352,221.56
  4. Step 4: Simplify right side
    18,612,336.96x = 265,893,256,436,849.59
  5. Step 5: Solve for x
    x = 265,893,256,436,849.59/18,612,336.96
  6. Step 6: Final answer
    x = 14,285,860.88

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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.