Home / 12,785,193.44-17,607,699.10-11,964,596.88

Finding the Fourth Proportional to 12,785,193.44, 17,607,699.10 and 11,964,596.88

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Solution

The fourth proportional to 12,785,193.44, 17,607,699.10 and 11,964,596.88 is: 16,477,577.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785,193.44 : 17,607,699.10 = 11,964,596.88 : x
  2. Step 2: Convert to fraction form
    12,785,193.44/17,607,699.10 = 11,964,596.88/x
  3. Step 3: Cross multiply
    12,785,193.44x = 17,607,699.10 × 11,964,596.88
  4. Step 4: Simplify right side
    12,785,193.44x = 210,669,021,715,838.84
  5. Step 5: Solve for x
    x = 210,669,021,715,838.84/12,785,193.44
  6. Step 6: Final answer
    x = 16,477,577.97

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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.