Home / 21,320,703.74-31,983,297.87-6,944,892.68

Finding the Fourth Proportional to 21,320,703.74, 31,983,297.87 and 6,944,892.68

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Solution

The fourth proportional to 21,320,703.74, 31,983,297.87 and 6,944,892.68 is: 10,418,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,320,703.74 : 31,983,297.87 = 6,944,892.68 : x
  2. Step 2: Convert to fraction form
    21,320,703.74/31,983,297.87 = 6,944,892.68/x
  3. Step 3: Cross multiply
    21,320,703.74x = 31,983,297.87 × 6,944,892.68
  4. Step 4: Simplify right side
    21,320,703.74x = 222,120,571,099,706.09
  5. Step 5: Solve for x
    x = 222,120,571,099,706.09/21,320,703.74
  6. Step 6: Final answer
    x = 10,418,069.40

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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.