Home / 12,264,734.40-18,399,794.40-3,628,158.72

Finding the Fourth Proportional to 12,264,734.40, 18,399,794.40 and 3,628,158.72

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Solution

The fourth proportional to 12,264,734.40, 18,399,794.40 and 3,628,158.72 is: 5,443,034.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264,734.40 : 18,399,794.40 = 3,628,158.72 : x
  2. Step 2: Convert to fraction form
    12,264,734.40/18,399,794.40 = 3,628,158.72/x
  3. Step 3: Cross multiply
    12,264,734.40x = 18,399,794.40 × 3,628,158.72
  4. Step 4: Simplify right side
    12,264,734.40x = 66,757,374,498,567.16
  5. Step 5: Solve for x
    x = 66,757,374,498,567.16/12,264,734.40
  6. Step 6: Final answer
    x = 5,443,034.67

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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.