Home / 16,489,872.72-22,758,752.30-9,150,070.49

Finding the Fourth Proportional to 16,489,872.72, 22,758,752.30 and 9,150,070.49

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Solution

The fourth proportional to 16,489,872.72, 22,758,752.30 and 9,150,070.49 is: 12,628,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489,872.72 : 22,758,752.30 = 9,150,070.49 : x
  2. Step 2: Convert to fraction form
    16,489,872.72/22,758,752.30 = 9,150,070.49/x
  3. Step 3: Cross multiply
    16,489,872.72x = 22,758,752.30 × 9,150,070.49
  4. Step 4: Simplify right side
    16,489,872.72x = 208,244,187,649,905.53
  5. Step 5: Solve for x
    x = 208,244,187,649,905.53/16,489,872.72
  6. Step 6: Final answer
    x = 12,628,610.98

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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.