Home / 20,743,234.40-31,114,851.60-5,597,141.60

Finding the Fourth Proportional to 20,743,234.40, 31,114,851.60 and 5,597,141.60

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Solution

The fourth proportional to 20,743,234.40, 31,114,851.60 and 5,597,141.60 is: 8,395,712.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,743,234.40 : 31,114,851.60 = 5,597,141.60 : x
  2. Step 2: Convert to fraction form
    20,743,234.40/31,114,851.60 = 5,597,141.60/x
  3. Step 3: Cross multiply
    20,743,234.40x = 31,114,851.60 × 5,597,141.60
  4. Step 4: Simplify right side
    20,743,234.40x = 174,154,230,268,186.56
  5. Step 5: Solve for x
    x = 174,154,230,268,186.56/20,743,234.40
  6. Step 6: Final answer
    x = 8,395,712.40

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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.