Home / 12,904,546.09-17,808,743.51-7,023,896.24

Finding the Fourth Proportional to 12,904,546.09, 17,808,743.51 and 7,023,896.24

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Solution

The fourth proportional to 12,904,546.09, 17,808,743.51 and 7,023,896.24 is: 9,693,232.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904,546.09 : 17,808,743.51 = 7,023,896.24 : x
  2. Step 2: Convert to fraction form
    12,904,546.09/17,808,743.51 = 7,023,896.24/x
  3. Step 3: Cross multiply
    12,904,546.09x = 17,808,743.51 × 7,023,896.24
  4. Step 4: Simplify right side
    12,904,546.09x = 125,086,766,611,699.89
  5. Step 5: Solve for x
    x = 125,086,766,611,699.89/12,904,546.09
  6. Step 6: Final answer
    x = 9,693,232.58

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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.