Home / 8,020,084.78-12,033,278.01-3,529,211.50

Finding the Fourth Proportional to 8,020,084.78, 12,033,278.01 and 3,529,211.50

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Solution

The fourth proportional to 8,020,084.78, 12,033,278.01 and 3,529,211.50 is: 5,295,203.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,084.78 : 12,033,278.01 = 3,529,211.50 : x
  2. Step 2: Convert to fraction form
    8,020,084.78/12,033,278.01 = 3,529,211.50/x
  3. Step 3: Cross multiply
    8,020,084.78x = 12,033,278.01 × 3,529,211.50
  4. Step 4: Simplify right side
    8,020,084.78x = 42,467,983,135,589.12
  5. Step 5: Solve for x
    x = 42,467,983,135,589.12/8,020,084.78
  6. Step 6: Final answer
    x = 5,295,203.77

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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.