Home / 9,225,190.97-12,728,614.15-5,355,414.76

Finding the Fourth Proportional to 9,225,190.97, 12,728,614.15 and 5,355,414.76

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Solution

The fourth proportional to 9,225,190.97, 12,728,614.15 and 5,355,414.76 is: 7,389,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,225,190.97 : 12,728,614.15 = 5,355,414.76 : x
  2. Step 2: Convert to fraction form
    9,225,190.97/12,728,614.15 = 5,355,414.76/x
  3. Step 3: Cross multiply
    9,225,190.97x = 12,728,614.15 × 5,355,414.76
  4. Step 4: Simplify right side
    9,225,190.97x = 68,167,008,093,254.85
  5. Step 5: Solve for x
    x = 68,167,008,093,254.85/9,225,190.97
  6. Step 6: Final answer
    x = 7,389,224.60

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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.