Home / 16,290,560.22-22,479,662.07-9,415,487.58

Finding the Fourth Proportional to 16,290,560.22, 22,479,662.07 and 9,415,487.58

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Solution

The fourth proportional to 16,290,560.22, 22,479,662.07 and 9,415,487.58 is: 12,992,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290,560.22 : 22,479,662.07 = 9,415,487.58 : x
  2. Step 2: Convert to fraction form
    16,290,560.22/22,479,662.07 = 9,415,487.58/x
  3. Step 3: Cross multiply
    16,290,560.22x = 22,479,662.07 × 9,415,487.58
  4. Step 4: Simplify right side
    16,290,560.22x = 211,656,979,022,682.09
  5. Step 5: Solve for x
    x = 211,656,979,022,682.09/16,290,560.22
  6. Step 6: Final answer
    x = 12,992,615.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.