Home / 12,597,420.32-17,384,993.16-7,091,150.48

Finding the Fourth Proportional to 12,597,420.32, 17,384,993.16 and 7,091,150.48

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Solution

The fourth proportional to 12,597,420.32, 17,384,993.16 and 7,091,150.48 is: 9,786,099.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597,420.32 : 17,384,993.16 = 7,091,150.48 : x
  2. Step 2: Convert to fraction form
    12,597,420.32/17,384,993.16 = 7,091,150.48/x
  3. Step 3: Cross multiply
    12,597,420.32x = 17,384,993.16 × 7,091,150.48
  4. Step 4: Simplify right side
    12,597,420.32x = 123,279,602,591,330.72
  5. Step 5: Solve for x
    x = 123,279,602,591,330.72/12,597,420.32
  6. Step 6: Final answer
    x = 9,786,099.02

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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.