Home / 5,330,259.60-7,990,140.60-2,635,000.80

Finding the Fourth Proportional to 5,330,259.60, 7,990,140.60 and 2,635,000.80

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Solution

The fourth proportional to 5,330,259.60, 7,990,140.60 and 2,635,000.80 is: 3,949,906.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,259.60 : 7,990,140.60 = 2,635,000.80 : x
  2. Step 2: Convert to fraction form
    5,330,259.60/7,990,140.60 = 2,635,000.80/x
  3. Step 3: Cross multiply
    5,330,259.60x = 7,990,140.60 × 2,635,000.80
  4. Step 4: Simplify right side
    5,330,259.60x = 21,054,026,873,112.48
  5. Step 5: Solve for x
    x = 21,054,026,873,112.48/5,330,259.60
  6. Step 6: Final answer
    x = 3,949,906.47

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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.