Home / 22,320,239.36-30,800,880.60-12,397,765.28

Finding the Fourth Proportional to 22,320,239.36, 30,800,880.60 and 12,397,765.28

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Solution

The fourth proportional to 22,320,239.36, 30,800,880.60 and 12,397,765.28 is: 17,108,333.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320,239.36 : 30,800,880.60 = 12,397,765.28 : x
  2. Step 2: Convert to fraction form
    22,320,239.36/30,800,880.60 = 12,397,765.28/x
  3. Step 3: Cross multiply
    22,320,239.36x = 30,800,880.60 × 12,397,765.28
  4. Step 4: Simplify right side
    22,320,239.36x = 381,862,088,096,105.56
  5. Step 5: Solve for x
    x = 381,862,088,096,105.56/22,320,239.36
  6. Step 6: Final answer
    x = 17,108,333.02

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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.