Home / 28,052,722.20-42,079,083.30-12,096,370.20

Finding the Fourth Proportional to 28,052,722.20, 42,079,083.30 and 12,096,370.20

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Solution

The fourth proportional to 28,052,722.20, 42,079,083.30 and 12,096,370.20 is: 18,144,555.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052,722.20 : 42,079,083.30 = 12,096,370.20 : x
  2. Step 2: Convert to fraction form
    28,052,722.20/42,079,083.30 = 12,096,370.20/x
  3. Step 3: Cross multiply
    28,052,722.20x = 42,079,083.30 × 12,096,370.20
  4. Step 4: Simplify right side
    28,052,722.20x = 509,004,169,273,437.56
  5. Step 5: Solve for x
    x = 509,004,169,273,437.56/28,052,722.20
  6. Step 6: Final answer
    x = 18,144,555.30

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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.