Home / 12,951,674.55-17,873,337.33-7,150,467.51

Finding the Fourth Proportional to 12,951,674.55, 17,873,337.33 and 7,150,467.51

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Solution

The fourth proportional to 12,951,674.55, 17,873,337.33 and 7,150,467.51 is: 9,867,659.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,674.55 : 17,873,337.33 = 7,150,467.51 : x
  2. Step 2: Convert to fraction form
    12,951,674.55/17,873,337.33 = 7,150,467.51/x
  3. Step 3: Cross multiply
    12,951,674.55x = 17,873,337.33 × 7,150,467.51
  4. Step 4: Simplify right side
    12,951,674.55x = 127,802,717,873,435.12
  5. Step 5: Solve for x
    x = 127,802,717,873,435.12/12,951,674.55
  6. Step 6: Final answer
    x = 9,867,659.77

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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.