Home / 13,684,295.45-18,783,736.25-12,100,863.71

Finding the Fourth Proportional to 13,684,295.45, 18,783,736.25 and 12,100,863.71

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Solution

The fourth proportional to 13,684,295.45, 18,783,736.25 and 12,100,863.71 is: 16,610,240.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,684,295.45 : 18,783,736.25 = 12,100,863.71 : x
  2. Step 2: Convert to fraction form
    13,684,295.45/18,783,736.25 = 12,100,863.71/x
  3. Step 3: Cross multiply
    13,684,295.45x = 18,783,736.25 × 12,100,863.71
  4. Step 4: Simplify right side
    13,684,295.45x = 227,299,432,312,291.53
  5. Step 5: Solve for x
    x = 227,299,432,312,291.53/13,684,295.45
  6. Step 6: Final answer
    x = 16,610,240.04

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.