Home / 6,508,207.22-8,978,288.37-4,095,089.78

Finding the Fourth Proportional to 6,508,207.22, 8,978,288.37 and 4,095,089.78

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Solution

The fourth proportional to 6,508,207.22, 8,978,288.37 and 4,095,089.78 is: 5,649,312.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508,207.22 : 8,978,288.37 = 4,095,089.78 : x
  2. Step 2: Convert to fraction form
    6,508,207.22/8,978,288.37 = 4,095,089.78/x
  3. Step 3: Cross multiply
    6,508,207.22x = 8,978,288.37 × 4,095,089.78
  4. Step 4: Simplify right side
    6,508,207.22x = 36,766,896,945,879.85
  5. Step 5: Solve for x
    x = 36,766,896,945,879.85/6,508,207.22
  6. Step 6: Final answer
    x = 5,649,312.58

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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.