Home / 18,353,986.60-27,530,105.10-6,222,260.20

Finding the Fourth Proportional to 18,353,986.60, 27,530,105.10 and 6,222,260.20

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Solution

The fourth proportional to 18,353,986.60, 27,530,105.10 and 6,222,260.20 is: 9,333,093.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353,986.60 : 27,530,105.10 = 6,222,260.20 : x
  2. Step 2: Convert to fraction form
    18,353,986.60/27,530,105.10 = 6,222,260.20/x
  3. Step 3: Cross multiply
    18,353,986.60x = 27,530,105.10 × 6,222,260.20
  4. Step 4: Simplify right side
    18,353,986.60x = 171,299,477,265,547.03
  5. Step 5: Solve for x
    x = 171,299,477,265,547.03/18,353,986.60
  6. Step 6: Final answer
    x = 9,333,093.73

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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.