Home / 18,210,273.60-27,315,410.40-4,747,101.60

Finding the Fourth Proportional to 18,210,273.60, 27,315,410.40 and 4,747,101.60

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Solution

The fourth proportional to 18,210,273.60, 27,315,410.40 and 4,747,101.60 is: 7,120,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210,273.60 : 27,315,410.40 = 4,747,101.60 : x
  2. Step 2: Convert to fraction form
    18,210,273.60/27,315,410.40 = 4,747,101.60/x
  3. Step 3: Cross multiply
    18,210,273.60x = 27,315,410.40 × 4,747,101.60
  4. Step 4: Simplify right side
    18,210,273.60x = 129,669,028,414,496.62
  5. Step 5: Solve for x
    x = 129,669,028,414,496.62/18,210,273.60
  6. Step 6: Final answer
    x = 7,120,652.40

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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.