Home / 39,406,536.72-54,351,092.52-33,909,123.60

Finding the Fourth Proportional to 39,406,536.72, 54,351,092.52 and 33,909,123.60

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Solution

The fourth proportional to 39,406,536.72, 54,351,092.52 and 33,909,123.60 is: 46,768,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,406,536.72 : 54,351,092.52 = 33,909,123.60 : x
  2. Step 2: Convert to fraction form
    39,406,536.72/54,351,092.52 = 33,909,123.60/x
  3. Step 3: Cross multiply
    39,406,536.72x = 54,351,092.52 × 33,909,123.60
  4. Step 4: Simplify right side
    39,406,536.72x = 1,842,997,914,055,715.75
  5. Step 5: Solve for x
    x = 1,842,997,914,055,715.75/39,406,536.72
  6. Step 6: Final answer
    x = 46,768,837.54

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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.