Home / 18,546,187.60-27,799,647-6,238,434.16

Finding the Fourth Proportional to 18,546,187.60, 27,799,647 and 6,238,434.16

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Solution

The fourth proportional to 18,546,187.60, 27,799,647 and 6,238,434.16 is: 9,351,046.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,546,187.60 : 27,799,647 = 6,238,434.16 : x
  2. Step 2: Convert to fraction form
    18,546,187.60/27,799,647 = 6,238,434.16/x
  3. Step 3: Cross multiply
    18,546,187.60x = 27,799,647 × 6,238,434.16
  4. Step 4: Simplify right side
    18,546,187.60x = 173,426,267,480,741.53
  5. Step 5: Solve for x
    x = 173,426,267,480,741.53/18,546,187.60
  6. Step 6: Final answer
    x = 9,351,046.76

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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.