Home / 9,309,817.01-12,846,033.41-5,179,742.03

Finding the Fourth Proportional to 9,309,817.01, 12,846,033.41 and 5,179,742.03

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Solution

The fourth proportional to 9,309,817.01, 12,846,033.41 and 5,179,742.03 is: 7,147,201.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309,817.01 : 12,846,033.41 = 5,179,742.03 : x
  2. Step 2: Convert to fraction form
    9,309,817.01/12,846,033.41 = 5,179,742.03/x
  3. Step 3: Cross multiply
    9,309,817.01x = 12,846,033.41 × 5,179,742.03
  4. Step 4: Simplify right side
    9,309,817.01x = 66,539,139,178,777.59
  5. Step 5: Solve for x
    x = 66,539,139,178,777.59/9,309,817.01
  6. Step 6: Final answer
    x = 7,147,201.61

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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.