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Finding the Fourth Proportional to 35,292,777.48, 48,702,978.78 and 19,611,753.60

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Solution

The fourth proportional to 35,292,777.48, 48,702,978.78 and 19,611,753.60 is: 27,063,634.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,292,777.48 : 48,702,978.78 = 19,611,753.60 : x
  2. Step 2: Convert to fraction form
    35,292,777.48/48,702,978.78 = 19,611,753.60/x
  3. Step 3: Cross multiply
    35,292,777.48x = 48,702,978.78 × 19,611,753.60
  4. Step 4: Simplify right side
    35,292,777.48x = 955,150,819,419,388.75
  5. Step 5: Solve for x
    x = 955,150,819,419,388.75/35,292,777.48
  6. Step 6: Final answer
    x = 27,063,634.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.