Home / 21,970,241.09-32,932,292.51-7,392,099.80

Finding the Fourth Proportional to 21,970,241.09, 32,932,292.51 and 7,392,099.80

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Solution

The fourth proportional to 21,970,241.09, 32,932,292.51 and 7,392,099.80 is: 11,080,387.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,970,241.09 : 32,932,292.51 = 7,392,099.80 : x
  2. Step 2: Convert to fraction form
    21,970,241.09/32,932,292.51 = 7,392,099.80/x
  3. Step 3: Cross multiply
    21,970,241.09x = 32,932,292.51 × 7,392,099.80
  4. Step 4: Simplify right side
    21,970,241.09x = 243,438,792,876,712.50
  5. Step 5: Solve for x
    x = 243,438,792,876,712.50/21,970,241.09
  6. Step 6: Final answer
    x = 11,080,387.87

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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.