Home / 5,361,855.40-8,042,783.10-4,764,658.60

Finding the Fourth Proportional to 5,361,855.40, 8,042,783.10 and 4,764,658.60

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Solution

The fourth proportional to 5,361,855.40, 8,042,783.10 and 4,764,658.60 is: 7,146,987.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361,855.40 : 8,042,783.10 = 4,764,658.60 : x
  2. Step 2: Convert to fraction form
    5,361,855.40/8,042,783.10 = 4,764,658.60/x
  3. Step 3: Cross multiply
    5,361,855.40x = 8,042,783.10 × 4,764,658.60
  4. Step 4: Simplify right side
    5,361,855.40x = 38,321,115,665,349.66
  5. Step 5: Solve for x
    x = 38,321,115,665,349.66/5,361,855.40
  6. Step 6: Final answer
    x = 7,146,987.90

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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.