Home / 18,075,611.88-27,113,412.42-5,296,113

Finding the Fourth Proportional to 18,075,611.88, 27,113,412.42 and 5,296,113

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Solution

The fourth proportional to 18,075,611.88, 27,113,412.42 and 5,296,113 is: 7,944,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,075,611.88 : 27,113,412.42 = 5,296,113 : x
  2. Step 2: Convert to fraction form
    18,075,611.88/27,113,412.42 = 5,296,113/x
  3. Step 3: Cross multiply
    18,075,611.88x = 27,113,412.42 × 5,296,113
  4. Step 4: Simplify right side
    18,075,611.88x = 143,595,695,991,923.47
  5. Step 5: Solve for x
    x = 143,595,695,991,923.47/18,075,611.88
  6. Step 6: Final answer
    x = 7,944,167.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.