Home / 29,126,841.60-43,695,511.20-12,089,236.80

Finding the Fourth Proportional to 29,126,841.60, 43,695,511.20 and 12,089,236.80

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Solution

The fourth proportional to 29,126,841.60, 43,695,511.20 and 12,089,236.80 is: 18,136,033.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,841.60 : 43,695,511.20 = 12,089,236.80 : x
  2. Step 2: Convert to fraction form
    29,126,841.60/43,695,511.20 = 12,089,236.80/x
  3. Step 3: Cross multiply
    29,126,841.60x = 43,695,511.20 × 12,089,236.80
  4. Step 4: Simplify right side
    29,126,841.60x = 528,245,381,993,852.25
  5. Step 5: Solve for x
    x = 528,245,381,993,852.25/29,126,841.60
  6. Step 6: Final answer
    x = 18,136,033.74

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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.