Home / 29,046,021.35-40,084,228.25-15,815,923.56

Finding the Fourth Proportional to 29,046,021.35, 40,084,228.25 and 15,815,923.56

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Solution

The fourth proportional to 29,046,021.35, 40,084,228.25 and 15,815,923.56 is: 21,826,365.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,046,021.35 : 40,084,228.25 = 15,815,923.56 : x
  2. Step 2: Convert to fraction form
    29,046,021.35/40,084,228.25 = 15,815,923.56/x
  3. Step 3: Cross multiply
    29,046,021.35x = 40,084,228.25 × 15,815,923.56
  4. Step 4: Simplify right side
    29,046,021.35x = 633,969,089,963,592.62
  5. Step 5: Solve for x
    x = 633,969,089,963,592.62/29,046,021.35
  6. Step 6: Final answer
    x = 21,826,365.90

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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.