Home / 18,435,317.15-27,654,304.33-7,075,765.78

Finding the Fourth Proportional to 18,435,317.15, 27,654,304.33 and 7,075,765.78

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Solution

The fourth proportional to 18,435,317.15, 27,654,304.33 and 7,075,765.78 is: 10,614,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,317.15 : 27,654,304.33 = 7,075,765.78 : x
  2. Step 2: Convert to fraction form
    18,435,317.15/27,654,304.33 = 7,075,765.78/x
  3. Step 3: Cross multiply
    18,435,317.15x = 27,654,304.33 × 7,075,765.78
  4. Step 4: Simplify right side
    18,435,317.15x = 195,675,380,247,919.81
  5. Step 5: Solve for x
    x = 195,675,380,247,919.81/18,435,317.15
  6. Step 6: Final answer
    x = 10,614,158.61

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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.