Home / 6,649,868.86-9,176,635.74-3,749,234.56

Finding the Fourth Proportional to 6,649,868.86, 9,176,635.74 and 3,749,234.56

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Solution

The fourth proportional to 6,649,868.86, 9,176,635.74 and 3,749,234.56 is: 5,173,840.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649,868.86 : 9,176,635.74 = 3,749,234.56 : x
  2. Step 2: Convert to fraction form
    6,649,868.86/9,176,635.74 = 3,749,234.56/x
  3. Step 3: Cross multiply
    6,649,868.86x = 9,176,635.74 × 3,749,234.56
  4. Step 4: Simplify right side
    6,649,868.86x = 34,405,359,860,939.18
  5. Step 5: Solve for x
    x = 34,405,359,860,939.18/6,649,868.86
  6. Step 6: Final answer
    x = 5,173,840.35

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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.