Home / 11,649,811.40-16,076,814.36-6,493,499.90

Finding the Fourth Proportional to 11,649,811.40, 16,076,814.36 and 6,493,499.90

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Solution

The fourth proportional to 11,649,811.40, 16,076,814.36 and 6,493,499.90 is: 8,961,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649,811.40 : 16,076,814.36 = 6,493,499.90 : x
  2. Step 2: Convert to fraction form
    11,649,811.40/16,076,814.36 = 6,493,499.90/x
  3. Step 3: Cross multiply
    11,649,811.40x = 16,076,814.36 × 6,493,499.90
  4. Step 4: Simplify right side
    11,649,811.40x = 104,394,792,438,978.56
  5. Step 5: Solve for x
    x = 104,394,792,438,978.56/11,649,811.40
  6. Step 6: Final answer
    x = 8,961,071.46

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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.