Home / 39,772,533.76-54,879,772.80-22,365,517.44

Finding the Fourth Proportional to 39,772,533.76, 54,879,772.80 and 22,365,517.44

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Solution

The fourth proportional to 39,772,533.76, 54,879,772.80 and 22,365,517.44 is: 30,860,857.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,772,533.76 : 54,879,772.80 = 22,365,517.44 : x
  2. Step 2: Convert to fraction form
    39,772,533.76/54,879,772.80 = 22,365,517.44/x
  3. Step 3: Cross multiply
    39,772,533.76x = 54,879,772.80 × 22,365,517.44
  4. Step 4: Simplify right side
    39,772,533.76x = 1,227,414,515,661,637.75
  5. Step 5: Solve for x
    x = 1,227,414,515,661,637.75/39,772,533.76
  6. Step 6: Final answer
    x = 30,860,857.97

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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.