Home / 6,414,431.40-8,848,559.34-3,966,259.86

Finding the Fourth Proportional to 6,414,431.40, 8,848,559.34 and 3,966,259.86

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Solution

The fourth proportional to 6,414,431.40, 8,848,559.34 and 3,966,259.86 is: 5,471,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414,431.40 : 8,848,559.34 = 3,966,259.86 : x
  2. Step 2: Convert to fraction form
    6,414,431.40/8,848,559.34 = 3,966,259.86/x
  3. Step 3: Cross multiply
    6,414,431.40x = 8,848,559.34 × 3,966,259.86
  4. Step 4: Simplify right side
    6,414,431.40x = 35,095,685,709,238.80
  5. Step 5: Solve for x
    x = 35,095,685,709,238.80/6,414,431.40
  6. Step 6: Final answer
    x = 5,471,363.48

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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.