Home / 16,743,693.60-25,115,540.40-11,925,295.20

Finding the Fourth Proportional to 16,743,693.60, 25,115,540.40 and 11,925,295.20

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Solution

The fourth proportional to 16,743,693.60, 25,115,540.40 and 11,925,295.20 is: 17,887,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,743,693.60 : 25,115,540.40 = 11,925,295.20 : x
  2. Step 2: Convert to fraction form
    16,743,693.60/25,115,540.40 = 11,925,295.20/x
  3. Step 3: Cross multiply
    16,743,693.60x = 25,115,540.40 × 11,925,295.20
  4. Step 4: Simplify right side
    16,743,693.60x = 299,510,233,377,526.06
  5. Step 5: Solve for x
    x = 299,510,233,377,526.06/16,743,693.60
  6. Step 6: Final answer
    x = 17,887,942.80

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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.