Home / 79,268,433.40-118,874,124.24-27,438,953.68

Finding the Fourth Proportional to 79,268,433.40, 118,874,124.24 and 27,438,953.68

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Solution

The fourth proportional to 79,268,433.40, 118,874,124.24 and 27,438,953.68 is: 41,148,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,268,433.40 : 118,874,124.24 = 27,438,953.68 : x
  2. Step 2: Convert to fraction form
    79,268,433.40/118,874,124.24 = 27,438,953.68/x
  3. Step 3: Cross multiply
    79,268,433.40x = 118,874,124.24 × 27,438,953.68
  4. Step 4: Simplify right side
    79,268,433.40x = 3,261,781,588,771,925
  5. Step 5: Solve for x
    x = 3,261,781,588,771,925/79,268,433.40
  6. Step 6: Final answer
    x = 41,148,556.23

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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.