Home / 29,922,618.48-41,274,065.88-20,751,915.12

Finding the Fourth Proportional to 29,922,618.48, 41,274,065.88 and 20,751,915.12

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Solution

The fourth proportional to 29,922,618.48, 41,274,065.88 and 20,751,915.12 is: 28,624,363.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,922,618.48 : 41,274,065.88 = 20,751,915.12 : x
  2. Step 2: Convert to fraction form
    29,922,618.48/41,274,065.88 = 20,751,915.12/x
  3. Step 3: Cross multiply
    29,922,618.48x = 41,274,065.88 × 20,751,915.12
  4. Step 4: Simplify right side
    29,922,618.48x = 856,515,911,799,048.25
  5. Step 5: Solve for x
    x = 856,515,911,799,048.25/29,922,618.48
  6. Step 6: Final answer
    x = 28,624,363.62

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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.