Home / 51,556,452.72-71,149,253.18-28,036,365.05

Finding the Fourth Proportional to 51,556,452.72, 71,149,253.18 and 28,036,365.05

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Solution

The fourth proportional to 51,556,452.72, 71,149,253.18 and 28,036,365.05 is: 38,690,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,556,452.72 : 71,149,253.18 = 28,036,365.05 : x
  2. Step 2: Convert to fraction form
    51,556,452.72/71,149,253.18 = 28,036,365.05/x
  3. Step 3: Cross multiply
    51,556,452.72x = 71,149,253.18 × 28,036,365.05
  4. Step 4: Simplify right side
    51,556,452.72x = 1,994,766,434,693,425.25
  5. Step 5: Solve for x
    x = 1,994,766,434,693,425.25/51,556,452.72
  6. Step 6: Final answer
    x = 38,690,917.03

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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.