Home / 16,999,679.94-25,507,032.24-8,910,721.46

Finding the Fourth Proportional to 16,999,679.94, 25,507,032.24 and 8,910,721.46

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Solution

The fourth proportional to 16,999,679.94, 25,507,032.24 and 8,910,721.46 is: 13,370,019.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999,679.94 : 25,507,032.24 = 8,910,721.46 : x
  2. Step 2: Convert to fraction form
    16,999,679.94/25,507,032.24 = 8,910,721.46/x
  3. Step 3: Cross multiply
    16,999,679.94x = 25,507,032.24 × 8,910,721.46
  4. Step 4: Simplify right side
    16,999,679.94x = 227,286,059,561,879.88
  5. Step 5: Solve for x
    x = 227,286,059,561,879.88/16,999,679.94
  6. Step 6: Final answer
    x = 13,370,019.93

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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.