Home / 20,740,268.20-31,110,402.30-5,595,730.60

Finding the Fourth Proportional to 20,740,268.20, 31,110,402.30 and 5,595,730.60

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Solution

The fourth proportional to 20,740,268.20, 31,110,402.30 and 5,595,730.60 is: 8,393,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,740,268.20 : 31,110,402.30 = 5,595,730.60 : x
  2. Step 2: Convert to fraction form
    20,740,268.20/31,110,402.30 = 5,595,730.60/x
  3. Step 3: Cross multiply
    20,740,268.20x = 31,110,402.30 × 5,595,730.60
  4. Step 4: Simplify right side
    20,740,268.20x = 174,085,430,128,420.38
  5. Step 5: Solve for x
    x = 174,085,430,128,420.38/20,740,268.20
  6. Step 6: Final answer
    x = 8,393,595.90

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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.