Home / 9,993,693.20-13,791,340.66-5,410,014.56

Finding the Fourth Proportional to 9,993,693.20, 13,791,340.66 and 5,410,014.56

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Solution

The fourth proportional to 9,993,693.20, 13,791,340.66 and 5,410,014.56 is: 7,465,843.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,693.20 : 13,791,340.66 = 5,410,014.56 : x
  2. Step 2: Convert to fraction form
    9,993,693.20/13,791,340.66 = 5,410,014.56/x
  3. Step 3: Cross multiply
    9,993,693.20x = 13,791,340.66 × 5,410,014.56
  4. Step 4: Simplify right side
    9,993,693.20x = 74,611,353,772,520
  5. Step 5: Solve for x
    x = 74,611,353,772,520/9,993,693.20
  6. Step 6: Final answer
    x = 7,465,843.94

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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.