Home / 8,039,383.20-12,054,927.60-2,988,093.60

Finding the Fourth Proportional to 8,039,383.20, 12,054,927.60 and 2,988,093.60

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Solution

The fourth proportional to 8,039,383.20, 12,054,927.60 and 2,988,093.60 is: 4,480,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039,383.20 : 12,054,927.60 = 2,988,093.60 : x
  2. Step 2: Convert to fraction form
    8,039,383.20/12,054,927.60 = 2,988,093.60/x
  3. Step 3: Cross multiply
    8,039,383.20x = 12,054,927.60 × 2,988,093.60
  4. Step 4: Simplify right side
    8,039,383.20x = 36,021,252,010,023.36
  5. Step 5: Solve for x
    x = 36,021,252,010,023.36/8,039,383.20
  6. Step 6: Final answer
    x = 4,480,598.96

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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.