Home / 12,260,039.60-18,392,003.40-4,173,777.20

Finding the Fourth Proportional to 12,260,039.60, 18,392,003.40 and 4,173,777.20

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Solution

The fourth proportional to 12,260,039.60, 18,392,003.40 and 4,173,777.20 is: 6,261,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,260,039.60 : 18,392,003.40 = 4,173,777.20 : x
  2. Step 2: Convert to fraction form
    12,260,039.60/18,392,003.40 = 4,173,777.20/x
  3. Step 3: Cross multiply
    12,260,039.60x = 18,392,003.40 × 4,173,777.20
  4. Step 4: Simplify right side
    12,260,039.60x = 76,764,124,453,242.48
  5. Step 5: Solve for x
    x = 76,764,124,453,242.48/12,260,039.60
  6. Step 6: Final answer
    x = 6,261,327.61

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1.5x scale

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.