Home / 13,430,704.60-20,134,247.10-8,041,499.20

Finding the Fourth Proportional to 13,430,704.60, 20,134,247.10 and 8,041,499.20

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Solution

The fourth proportional to 13,430,704.60, 20,134,247.10 and 8,041,499.20 is: 12,055,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430,704.60 : 20,134,247.10 = 8,041,499.20 : x
  2. Step 2: Convert to fraction form
    13,430,704.60/20,134,247.10 = 8,041,499.20/x
  3. Step 3: Cross multiply
    13,430,704.60x = 20,134,247.10 × 8,041,499.20
  4. Step 4: Simplify right side
    13,430,704.60x = 161,909,531,947,252.34
  5. Step 5: Solve for x
    x = 161,909,531,947,252.34/13,430,704.60
  6. Step 6: Final answer
    x = 12,055,177.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.