Home / 21,080,450.88-31,623,825.64-6,703,987.68

Finding the Fourth Proportional to 21,080,450.88, 31,623,825.64 and 6,703,987.68

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Solution

The fourth proportional to 21,080,450.88, 31,623,825.64 and 6,703,987.68 is: 10,056,983.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,080,450.88 : 31,623,825.64 = 6,703,987.68 : x
  2. Step 2: Convert to fraction form
    21,080,450.88/31,623,825.64 = 6,703,987.68/x
  3. Step 3: Cross multiply
    21,080,450.88x = 31,623,825.64 × 6,703,987.68
  4. Step 4: Simplify right side
    21,080,450.88x = 212,005,737,485,028.12
  5. Step 5: Solve for x
    x = 212,005,737,485,028.12/21,080,450.88
  6. Step 6: Final answer
    x = 10,056,983.06

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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.