Home / 7,145,202.08-10,717,811.76-1,957,856.16

Finding the Fourth Proportional to 7,145,202.08, 10,717,811.76 and 1,957,856.16

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Solution

The fourth proportional to 7,145,202.08, 10,717,811.76 and 1,957,856.16 is: 2,936,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,145,202.08 : 10,717,811.76 = 1,957,856.16 : x
  2. Step 2: Convert to fraction form
    7,145,202.08/10,717,811.76 = 1,957,856.16/x
  3. Step 3: Cross multiply
    7,145,202.08x = 10,717,811.76 × 1,957,856.16
  4. Step 4: Simplify right side
    7,145,202.08x = 20,983,933,776,036.44
  5. Step 5: Solve for x
    x = 20,983,933,776,036.44/7,145,202.08
  6. Step 6: Final answer
    x = 2,936,786.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.