Home / 5,015,861.37-6,921,888.39-2,840,824.94

Finding the Fourth Proportional to 5,015,861.37, 6,921,888.39 and 2,840,824.94

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Solution

The fourth proportional to 5,015,861.37, 6,921,888.39 and 2,840,824.94 is: 3,920,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015,861.37 : 6,921,888.39 = 2,840,824.94 : x
  2. Step 2: Convert to fraction form
    5,015,861.37/6,921,888.39 = 2,840,824.94/x
  3. Step 3: Cross multiply
    5,015,861.37x = 6,921,888.39 × 2,840,824.94
  4. Step 4: Simplify right side
    5,015,861.37x = 19,663,873,135,599.00
  5. Step 5: Solve for x
    x = 19,663,873,135,599.00/5,015,861.37
  6. Step 6: Final answer
    x = 3,920,338.24

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1.5x scale

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.