Home / 13,424,361.96-18,524,238.66-7,543,062.12

Finding the Fourth Proportional to 13,424,361.96, 18,524,238.66 and 7,543,062.12

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Solution

The fourth proportional to 13,424,361.96, 18,524,238.66 and 7,543,062.12 is: 10,408,649.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,424,361.96 : 18,524,238.66 = 7,543,062.12 : x
  2. Step 2: Convert to fraction form
    13,424,361.96/18,524,238.66 = 7,543,062.12/x
  3. Step 3: Cross multiply
    13,424,361.96x = 18,524,238.66 × 7,543,062.12
  4. Step 4: Simplify right side
    13,424,361.96x = 139,729,482,938,085.56
  5. Step 5: Solve for x
    x = 139,729,482,938,085.56/13,424,361.96
  6. Step 6: Final answer
    x = 10,408,649.84

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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.