Home / 19,266,241.15-28,903,611.18-5,620,454.65

Finding the Fourth Proportional to 19,266,241.15, 28,903,611.18 and 5,620,454.65

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Solution

The fourth proportional to 19,266,241.15, 28,903,611.18 and 5,620,454.65 is: 8,431,921.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266,241.15 : 28,903,611.18 = 5,620,454.65 : x
  2. Step 2: Convert to fraction form
    19,266,241.15/28,903,611.18 = 5,620,454.65/x
  3. Step 3: Cross multiply
    19,266,241.15x = 28,903,611.18 × 5,620,454.65
  4. Step 4: Simplify right side
    19,266,241.15x = 162,451,435,858,423
  5. Step 5: Solve for x
    x = 162,451,435,858,423/19,266,241.15
  6. Step 6: Final answer
    x = 8,431,921.65

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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.