Home / 40,431,330.60-60,605,661.60-19,929,517.80

Finding the Fourth Proportional to 40,431,330.60, 60,605,661.60 and 19,929,517.80

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Solution

The fourth proportional to 40,431,330.60, 60,605,661.60 and 19,929,517.80 is: 29,873,902.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431,330.60 : 60,605,661.60 = 19,929,517.80 : x
  2. Step 2: Convert to fraction form
    40,431,330.60/60,605,661.60 = 19,929,517.80/x
  3. Step 3: Cross multiply
    40,431,330.60x = 60,605,661.60 × 19,929,517.80
  4. Step 4: Simplify right side
    40,431,330.60x = 1,207,841,611,637,976.50
  5. Step 5: Solve for x
    x = 1,207,841,611,637,976.50/40,431,330.60
  6. Step 6: Final answer
    x = 29,873,902.09

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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.