Home / 5,617,658.60-8,412,231.90-3,090,458.60

Finding the Fourth Proportional to 5,617,658.60, 8,412,231.90 and 3,090,458.60

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Solution

The fourth proportional to 5,617,658.60, 8,412,231.90 and 3,090,458.60 is: 4,627,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617,658.60 : 8,412,231.90 = 3,090,458.60 : x
  2. Step 2: Convert to fraction form
    5,617,658.60/8,412,231.90 = 3,090,458.60/x
  3. Step 3: Cross multiply
    5,617,658.60x = 8,412,231.90 × 3,090,458.60
  4. Step 4: Simplify right side
    5,617,658.60x = 25,997,654,420,549.34
  5. Step 5: Solve for x
    x = 25,997,654,420,549.34/5,617,658.60
  6. Step 6: Final answer
    x = 4,627,845.21

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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.