Home / 7,933,005.22-11,899,510.47-2,175,798.81

Finding the Fourth Proportional to 7,933,005.22, 11,899,510.47 and 2,175,798.81

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Solution

The fourth proportional to 7,933,005.22, 11,899,510.47 and 2,175,798.81 is: 3,263,698.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,933,005.22 : 11,899,510.47 = 2,175,798.81 : x
  2. Step 2: Convert to fraction form
    7,933,005.22/11,899,510.47 = 2,175,798.81/x
  3. Step 3: Cross multiply
    7,933,005.22x = 11,899,510.47 × 2,175,798.81
  4. Step 4: Simplify right side
    7,933,005.22x = 25,890,940,720,208.54
  5. Step 5: Solve for x
    x = 25,890,940,720,208.54/7,933,005.22
  6. Step 6: Final answer
    x = 3,263,698.94

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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.