Home / 10,075,688.44-13,904,037.66-5,491,909.24

Finding the Fourth Proportional to 10,075,688.44, 13,904,037.66 and 5,491,909.24

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Solution

The fourth proportional to 10,075,688.44, 13,904,037.66 and 5,491,909.24 is: 7,578,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075,688.44 : 13,904,037.66 = 5,491,909.24 : x
  2. Step 2: Convert to fraction form
    10,075,688.44/13,904,037.66 = 5,491,909.24/x
  3. Step 3: Cross multiply
    10,075,688.44x = 13,904,037.66 × 5,491,909.24
  4. Step 4: Simplify right side
    10,075,688.44x = 76,359,712,898,261.98
  5. Step 5: Solve for x
    x = 76,359,712,898,261.98/10,075,688.44
  6. Step 6: Final answer
    x = 7,578,609.97

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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.