Home / 18,441,166.60-27,661,749.90-5,661,650.80

Finding the Fourth Proportional to 18,441,166.60, 27,661,749.90 and 5,661,650.80

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Solution

The fourth proportional to 18,441,166.60, 27,661,749.90 and 5,661,650.80 is: 8,492,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,166.60 : 27,661,749.90 = 5,661,650.80 : x
  2. Step 2: Convert to fraction form
    18,441,166.60/27,661,749.90 = 5,661,650.80/x
  3. Step 3: Cross multiply
    18,441,166.60x = 27,661,749.90 × 5,661,650.80
  4. Step 4: Simplify right side
    18,441,166.60x = 156,611,168,450,734.91
  5. Step 5: Solve for x
    x = 156,611,168,450,734.91/18,441,166.60
  6. Step 6: Final answer
    x = 8,492,476.20

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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.