Home / 16,040,321.40-24,084,101.70-12,450,142.20

Finding the Fourth Proportional to 16,040,321.40, 24,084,101.70 and 12,450,142.20

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Solution

The fourth proportional to 16,040,321.40, 24,084,101.70 and 12,450,142.20 is: 18,693,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040,321.40 : 24,084,101.70 = 12,450,142.20 : x
  2. Step 2: Convert to fraction form
    16,040,321.40/24,084,101.70 = 12,450,142.20/x
  3. Step 3: Cross multiply
    16,040,321.40x = 24,084,101.70 × 12,450,142.20
  4. Step 4: Simplify right side
    16,040,321.40x = 299,850,490,924,261.69
  5. Step 5: Solve for x
    x = 299,850,490,924,261.69/16,040,321.40
  6. Step 6: Final answer
    x = 18,693,546.31

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1.5x scale

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.