Home / 29,126,839.60-43,695,508.20-12,089,234.80

Finding the Fourth Proportional to 29,126,839.60, 43,695,508.20 and 12,089,234.80

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Solution

The fourth proportional to 29,126,839.60, 43,695,508.20 and 12,089,234.80 is: 18,136,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,839.60 : 43,695,508.20 = 12,089,234.80 : x
  2. Step 2: Convert to fraction form
    29,126,839.60/43,695,508.20 = 12,089,234.80/x
  3. Step 3: Cross multiply
    29,126,839.60x = 43,695,508.20 × 12,089,234.80
  4. Step 4: Simplify right side
    29,126,839.60x = 528,245,258,335,125.44
  5. Step 5: Solve for x
    x = 528,245,258,335,125.44/29,126,839.60
  6. Step 6: Final answer
    x = 18,136,030.74

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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.