Home / 12,068,492.24-18,090,780.60-5,667,286.16

Finding the Fourth Proportional to 12,068,492.24, 18,090,780.60 and 5,667,286.16

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Solution

The fourth proportional to 12,068,492.24, 18,090,780.60 and 5,667,286.16 is: 8,495,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,492.24 : 18,090,780.60 = 5,667,286.16 : x
  2. Step 2: Convert to fraction form
    12,068,492.24/18,090,780.60 = 5,667,286.16/x
  3. Step 3: Cross multiply
    12,068,492.24x = 18,090,780.60 × 5,667,286.16
  4. Step 4: Simplify right side
    12,068,492.24x = 102,525,630,517,976.50
  5. Step 5: Solve for x
    x = 102,525,630,517,976.50/12,068,492.24
  6. Step 6: Final answer
    x = 8,495,313.95

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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.