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Finding the Fourth Proportional to 39,196,550, 54,091,239 and 22,027,142

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Solution

The fourth proportional to 39,196,550, 54,091,239 and 22,027,142 is: 30,397,455.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,196,550 : 54,091,239 = 22,027,142 : x
  2. Step 2: Convert to fraction form
    39,196,550/54,091,239 = 22,027,142/x
  3. Step 3: Cross multiply
    39,196,550x = 54,091,239 × 22,027,142
  4. Step 4: Simplify right side
    39,196,550x = 1,191,475,402,408,938
  5. Step 5: Solve for x
    x = 1,191,475,402,408,938/39,196,550
  6. Step 6: Final answer
    x = 30,397,455.96

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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.