Home / 38,851,198.52-53,614,825.19-21,447,686.75

Finding the Fourth Proportional to 38,851,198.52, 53,614,825.19 and 21,447,686.75

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Solution

The fourth proportional to 38,851,198.52, 53,614,825.19 and 21,447,686.75 is: 29,597,902.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,851,198.52 : 53,614,825.19 = 21,447,686.75 : x
  2. Step 2: Convert to fraction form
    38,851,198.52/53,614,825.19 = 21,447,686.75/x
  3. Step 3: Cross multiply
    38,851,198.52x = 53,614,825.19 × 21,447,686.75
  4. Step 4: Simplify right side
    38,851,198.52x = 1,149,913,975,455,816.75
  5. Step 5: Solve for x
    x = 1,149,913,975,455,816.75/38,851,198.52
  6. Step 6: Final answer
    x = 29,597,902.24

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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.