Home / 11,089,431.40-16,601,487.90-8,262,077.80

Finding the Fourth Proportional to 11,089,431.40, 16,601,487.90 and 8,262,077.80

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Solution

The fourth proportional to 11,089,431.40, 16,601,487.90 and 8,262,077.80 is: 12,368,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089,431.40 : 16,601,487.90 = 8,262,077.80 : x
  2. Step 2: Convert to fraction form
    11,089,431.40/16,601,487.90 = 8,262,077.80/x
  3. Step 3: Cross multiply
    11,089,431.40x = 16,601,487.90 × 8,262,077.80
  4. Step 4: Simplify right side
    11,089,431.40x = 137,162,784,625,558.62
  5. Step 5: Solve for x
    x = 137,162,784,625,558.62/11,089,431.40
  6. Step 6: Final answer
    x = 12,368,784.27

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1.5x scale

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.