Home / 33,069,419.08-45,630,791.71-18,938,408.36

Finding the Fourth Proportional to 33,069,419.08, 45,630,791.71 and 18,938,408.36

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Solution

The fourth proportional to 33,069,419.08, 45,630,791.71 and 18,938,408.36 is: 26,132,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,069,419.08 : 45,630,791.71 = 18,938,408.36 : x
  2. Step 2: Convert to fraction form
    33,069,419.08/45,630,791.71 = 18,938,408.36/x
  3. Step 3: Cross multiply
    33,069,419.08x = 45,630,791.71 × 18,938,408.36
  4. Step 4: Simplify right side
    33,069,419.08x = 864,174,566,918,582.75
  5. Step 5: Solve for x
    x = 864,174,566,918,582.75/33,069,419.08
  6. Step 6: Final answer
    x = 26,132,136.31

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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.