Home / 12,483,836.32-18,725,754.20-3,508,388.32

Finding the Fourth Proportional to 12,483,836.32, 18,725,754.20 and 3,508,388.32

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Solution

The fourth proportional to 12,483,836.32, 18,725,754.20 and 3,508,388.32 is: 5,262,582.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,836.32 : 18,725,754.20 = 3,508,388.32 : x
  2. Step 2: Convert to fraction form
    12,483,836.32/18,725,754.20 = 3,508,388.32/x
  3. Step 3: Cross multiply
    12,483,836.32x = 18,725,754.20 × 3,508,388.32
  4. Step 4: Simplify right side
    12,483,836.32x = 65,697,217,318,470.94
  5. Step 5: Solve for x
    x = 65,697,217,318,470.94/12,483,836.32
  6. Step 6: Final answer
    x = 5,262,582.40

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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.