Home / 5,207,303.87-7,185,999.08-2,915,546.57

Finding the Fourth Proportional to 5,207,303.87, 7,185,999.08 and 2,915,546.57

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Solution

The fourth proportional to 5,207,303.87, 7,185,999.08 and 2,915,546.57 is: 4,023,409.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,207,303.87 : 7,185,999.08 = 2,915,546.57 : x
  2. Step 2: Convert to fraction form
    5,207,303.87/7,185,999.08 = 2,915,546.57/x
  3. Step 3: Cross multiply
    5,207,303.87x = 7,185,999.08 × 2,915,546.57
  4. Step 4: Simplify right side
    5,207,303.87x = 20,951,114,933,787.16
  5. Step 5: Solve for x
    x = 20,951,114,933,787.16/5,207,303.87
  6. Step 6: Final answer
    x = 4,023,409.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.