Home / 8,632,703.20-12,949,054.80-4,143,896.80

Finding the Fourth Proportional to 8,632,703.20, 12,949,054.80 and 4,143,896.80

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Solution

The fourth proportional to 8,632,703.20, 12,949,054.80 and 4,143,896.80 is: 6,215,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,703.20 : 12,949,054.80 = 4,143,896.80 : x
  2. Step 2: Convert to fraction form
    8,632,703.20/12,949,054.80 = 4,143,896.80/x
  3. Step 3: Cross multiply
    8,632,703.20x = 12,949,054.80 × 4,143,896.80
  4. Step 4: Simplify right side
    8,632,703.20x = 53,659,546,748,744.64
  5. Step 5: Solve for x
    x = 53,659,546,748,744.64/8,632,703.20
  6. Step 6: Final answer
    x = 6,215,845.20

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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.