Home / 18,306,046.60-27,459,069.90-4,659,166.60

Finding the Fourth Proportional to 18,306,046.60, 27,459,069.90 and 4,659,166.60

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Solution

The fourth proportional to 18,306,046.60, 27,459,069.90 and 4,659,166.60 is: 6,988,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,046.60 : 27,459,069.90 = 4,659,166.60 : x
  2. Step 2: Convert to fraction form
    18,306,046.60/27,459,069.90 = 4,659,166.60/x
  3. Step 3: Cross multiply
    18,306,046.60x = 27,459,069.90 × 4,659,166.60
  4. Step 4: Simplify right side
    18,306,046.60x = 127,936,381,345,145.33
  5. Step 5: Solve for x
    x = 127,936,381,345,145.33/18,306,046.60
  6. Step 6: Final answer
    x = 6,988,749.90

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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.