Home / 36,696,090.60-55,086,636.60-19,689,978.60

Finding the Fourth Proportional to 36,696,090.60, 55,086,636.60 and 19,689,978.60

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Solution

The fourth proportional to 36,696,090.60, 55,086,636.60 and 19,689,978.60 is: 29,557,772.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696,090.60 : 55,086,636.60 = 19,689,978.60 : x
  2. Step 2: Convert to fraction form
    36,696,090.60/55,086,636.60 = 19,689,978.60/x
  3. Step 3: Cross multiply
    36,696,090.60x = 55,086,636.60 × 19,689,978.60
  4. Step 4: Simplify right side
    36,696,090.60x = 1,084,654,695,799,976.88
  5. Step 5: Solve for x
    x = 1,084,654,695,799,976.88/36,696,090.60
  6. Step 6: Final answer
    x = 29,557,772.45

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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.