Home / 7,260,336.48-10,019,081.20-3,997,118.64

Finding the Fourth Proportional to 7,260,336.48, 10,019,081.20 and 3,997,118.64

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Solution

The fourth proportional to 7,260,336.48, 10,019,081.20 and 3,997,118.64 is: 5,515,922.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260,336.48 : 10,019,081.20 = 3,997,118.64 : x
  2. Step 2: Convert to fraction form
    7,260,336.48/10,019,081.20 = 3,997,118.64/x
  3. Step 3: Cross multiply
    7,260,336.48x = 10,019,081.20 × 3,997,118.64
  4. Step 4: Simplify right side
    7,260,336.48x = 40,047,456,220,193.56
  5. Step 5: Solve for x
    x = 40,047,456,220,193.56/7,260,336.48
  6. Step 6: Final answer
    x = 5,515,922.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.