Home / 14,222,449.72-19,627,014.74-7,696,149.21

Finding the Fourth Proportional to 14,222,449.72, 19,627,014.74 and 7,696,149.21

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Solution

The fourth proportional to 14,222,449.72, 19,627,014.74 and 7,696,149.21 is: 10,620,704.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222,449.72 : 19,627,014.74 = 7,696,149.21 : x
  2. Step 2: Convert to fraction form
    14,222,449.72/19,627,014.74 = 7,696,149.21/x
  3. Step 3: Cross multiply
    14,222,449.72x = 19,627,014.74 × 7,696,149.21
  4. Step 4: Simplify right side
    14,222,449.72x = 151,052,434,013,450.38
  5. Step 5: Solve for x
    x = 151,052,434,013,450.38/14,222,449.72
  6. Step 6: Final answer
    x = 10,620,704.38

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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.