Home / 6,477,873.60-9,722,685.60-3,285,220.80

Finding the Fourth Proportional to 6,477,873.60, 9,722,685.60 and 3,285,220.80

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Solution

The fourth proportional to 6,477,873.60, 9,722,685.60 and 3,285,220.80 is: 4,930,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,873.60 : 9,722,685.60 = 3,285,220.80 : x
  2. Step 2: Convert to fraction form
    6,477,873.60/9,722,685.60 = 3,285,220.80/x
  3. Step 3: Cross multiply
    6,477,873.60x = 9,722,685.60 × 3,285,220.80
  4. Step 4: Simplify right side
    6,477,873.60x = 31,941,168,964,980.48
  5. Step 5: Solve for x
    x = 31,941,168,964,980.48/6,477,873.60
  6. Step 6: Final answer
    x = 4,930,810.78

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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.