Home / 22,186,034.05-30,616,662.32-12,396,485.94

Finding the Fourth Proportional to 22,186,034.05, 30,616,662.32 and 12,396,485.94

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Solution

The fourth proportional to 22,186,034.05, 30,616,662.32 and 12,396,485.94 is: 17,107,114.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186,034.05 : 30,616,662.32 = 12,396,485.94 : x
  2. Step 2: Convert to fraction form
    22,186,034.05/30,616,662.32 = 12,396,485.94/x
  3. Step 3: Cross multiply
    22,186,034.05x = 30,616,662.32 × 12,396,485.94
  4. Step 4: Simplify right side
    22,186,034.05x = 379,539,023,979,607.75
  5. Step 5: Solve for x
    x = 379,539,023,979,607.75/22,186,034.05
  6. Step 6: Final answer
    x = 17,107,114.46

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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.