Home / 19,644,958.45-29,480,723.70-11,009,042.20

Finding the Fourth Proportional to 19,644,958.45, 29,480,723.70 and 11,009,042.20

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Solution

The fourth proportional to 19,644,958.45, 29,480,723.70 and 11,009,042.20 is: 16,521,008.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644,958.45 : 29,480,723.70 = 11,009,042.20 : x
  2. Step 2: Convert to fraction form
    19,644,958.45/29,480,723.70 = 11,009,042.20/x
  3. Step 3: Cross multiply
    19,644,958.45x = 29,480,723.70 × 11,009,042.20
  4. Step 4: Simplify right side
    19,644,958.45x = 324,554,531,299,840.12
  5. Step 5: Solve for x
    x = 324,554,531,299,840.12/19,644,958.45
  6. Step 6: Final answer
    x = 16,521,008.79

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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.