Home / 94,089,512.40-129,835,914.71-54,399,589.62

Finding the Fourth Proportional to 94,089,512.40, 129,835,914.71 and 54,399,589.62

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Solution

The fourth proportional to 94,089,512.40, 129,835,914.71 and 54,399,589.62 is: 75,067,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,089,512.40 : 129,835,914.71 = 54,399,589.62 : x
  2. Step 2: Convert to fraction form
    94,089,512.40/129,835,914.71 = 54,399,589.62/x
  3. Step 3: Cross multiply
    94,089,512.40x = 129,835,914.71 × 54,399,589.62
  4. Step 4: Simplify right side
    94,089,512.40x = 7,063,020,477,240,144
  5. Step 5: Solve for x
    x = 7,063,020,477,240,144/94,089,512.40
  6. Step 6: Final answer
    x = 75,067,032.42

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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.