Home / 12,611,174.85-17,399,820.69-7,102,622.97

Finding the Fourth Proportional to 12,611,174.85, 17,399,820.69 and 7,102,622.97

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Solution

The fourth proportional to 12,611,174.85, 17,399,820.69 and 7,102,622.97 is: 9,799,591.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,611,174.85 : 17,399,820.69 = 7,102,622.97 : x
  2. Step 2: Convert to fraction form
    12,611,174.85/17,399,820.69 = 7,102,622.97/x
  3. Step 3: Cross multiply
    12,611,174.85x = 17,399,820.69 × 7,102,622.97
  4. Step 4: Simplify right side
    12,611,174.85x = 123,584,366,106,675.25
  5. Step 5: Solve for x
    x = 123,584,366,106,675.25/12,611,174.85
  6. Step 6: Final answer
    x = 9,799,591.84

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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.