Home / 7,558,456.80-11,337,685.20-4,145,424.60

Finding the Fourth Proportional to 7,558,456.80, 11,337,685.20 and 4,145,424.60

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Solution

The fourth proportional to 7,558,456.80, 11,337,685.20 and 4,145,424.60 is: 6,218,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,456.80 : 11,337,685.20 = 4,145,424.60 : x
  2. Step 2: Convert to fraction form
    7,558,456.80/11,337,685.20 = 4,145,424.60/x
  3. Step 3: Cross multiply
    7,558,456.80x = 11,337,685.20 × 4,145,424.60
  4. Step 4: Simplify right side
    7,558,456.80x = 46,999,519,135,135.91
  5. Step 5: Solve for x
    x = 46,999,519,135,135.91/7,558,456.80
  6. Step 6: Final answer
    x = 6,218,136.90

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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.