Home / 20,092,941.60-30,146,410.80-8,741,536.80

Finding the Fourth Proportional to 20,092,941.60, 30,146,410.80 and 8,741,536.80

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Solution

The fourth proportional to 20,092,941.60, 30,146,410.80 and 8,741,536.80 is: 13,115,349.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092,941.60 : 30,146,410.80 = 8,741,536.80 : x
  2. Step 2: Convert to fraction form
    20,092,941.60/30,146,410.80 = 8,741,536.80/x
  3. Step 3: Cross multiply
    20,092,941.60x = 30,146,410.80 × 8,741,536.80
  4. Step 4: Simplify right side
    20,092,941.60x = 263,525,959,396,117.47
  5. Step 5: Solve for x
    x = 263,525,959,396,117.47/20,092,941.60
  6. Step 6: Final answer
    x = 13,115,349.89

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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.