Home / 12,483,823.25-18,725,734.88-3,508,375.25

Finding the Fourth Proportional to 12,483,823.25, 18,725,734.88 and 3,508,375.25

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Solution

The fourth proportional to 12,483,823.25, 18,725,734.88 and 3,508,375.25 is: 5,262,562.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,823.25 : 18,725,734.88 = 3,508,375.25 : x
  2. Step 2: Convert to fraction form
    12,483,823.25/18,725,734.88 = 3,508,375.25/x
  3. Step 3: Cross multiply
    12,483,823.25x = 18,725,734.88 × 3,508,375.25
  4. Step 4: Simplify right side
    12,483,823.25x = 65,696,904,791,053.72
  5. Step 5: Solve for x
    x = 65,696,904,791,053.72/12,483,823.25
  6. Step 6: Final answer
    x = 5,262,562.88

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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.