Home / 10,075,687.44-13,904,036.28-5,491,908.24

Finding the Fourth Proportional to 10,075,687.44, 13,904,036.28 and 5,491,908.24

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Solution

The fourth proportional to 10,075,687.44, 13,904,036.28 and 5,491,908.24 is: 7,578,608.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075,687.44 : 13,904,036.28 = 5,491,908.24 : x
  2. Step 2: Convert to fraction form
    10,075,687.44/13,904,036.28 = 5,491,908.24/x
  3. Step 3: Cross multiply
    10,075,687.44x = 13,904,036.28 × 5,491,908.24
  4. Step 4: Simplify right side
    10,075,687.44x = 76,359,691,415,390.95
  5. Step 5: Solve for x
    x = 76,359,691,415,390.95/10,075,687.44
  6. Step 6: Final answer
    x = 7,578,608.59

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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.