Home / 28,520,202.76-42,777,271.42-8,049,416.20

Finding the Fourth Proportional to 28,520,202.76, 42,777,271.42 and 8,049,416.20

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Solution

The fourth proportional to 28,520,202.76, 42,777,271.42 and 8,049,416.20 is: 12,073,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,520,202.76 : 42,777,271.42 = 8,049,416.20 : x
  2. Step 2: Convert to fraction form
    28,520,202.76/42,777,271.42 = 8,049,416.20/x
  3. Step 3: Cross multiply
    28,520,202.76x = 42,777,271.42 × 8,049,416.20
  4. Step 4: Simplify right side
    28,520,202.76x = 344,332,061,559,945
  5. Step 5: Solve for x
    x = 344,332,061,559,945/28,520,202.76
  6. Step 6: Final answer
    x = 12,073,268.36

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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.