Home / 20,996,832.61-31,483,851.85-9,468,811.68

Finding the Fourth Proportional to 20,996,832.61, 31,483,851.85 and 9,468,811.68

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Solution

The fourth proportional to 20,996,832.61, 31,483,851.85 and 9,468,811.68 is: 14,198,077.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,996,832.61 : 31,483,851.85 = 9,468,811.68 : x
  2. Step 2: Convert to fraction form
    20,996,832.61/31,483,851.85 = 9,468,811.68/x
  3. Step 3: Cross multiply
    20,996,832.61x = 31,483,851.85 × 9,468,811.68
  4. Step 4: Simplify right side
    20,996,832.61x = 298,114,664,128,669.62
  5. Step 5: Solve for x
    x = 298,114,664,128,669.62/20,996,832.61
  6. Step 6: Final answer
    x = 14,198,077.86

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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.