Home / 11,375,803.76-15,698,664.72-6,219,165.56

Finding the Fourth Proportional to 11,375,803.76, 15,698,664.72 and 6,219,165.56

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Solution

The fourth proportional to 11,375,803.76, 15,698,664.72 and 6,219,165.56 is: 8,582,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375,803.76 : 15,698,664.72 = 6,219,165.56 : x
  2. Step 2: Convert to fraction form
    11,375,803.76/15,698,664.72 = 6,219,165.56/x
  3. Step 3: Cross multiply
    11,375,803.76x = 15,698,664.72 × 6,219,165.56
  4. Step 4: Simplify right side
    11,375,803.76x = 97,632,594,964,611.05
  5. Step 5: Solve for x
    x = 97,632,594,964,611.05/11,375,803.76
  6. Step 6: Final answer
    x = 8,582,478.83

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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.