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Finding the Fourth Proportional to 13,495,919.01, 20,244,454.65 and 5,300,337.39

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Solution

The fourth proportional to 13,495,919.01, 20,244,454.65 and 5,300,337.39 is: 7,950,732.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495,919.01 : 20,244,454.65 = 5,300,337.39 : x
  2. Step 2: Convert to fraction form
    13,495,919.01/20,244,454.65 = 5,300,337.39/x
  3. Step 3: Cross multiply
    13,495,919.01x = 20,244,454.65 × 5,300,337.39
  4. Step 4: Simplify right side
    13,495,919.01x = 107,302,439,997,471.06
  5. Step 5: Solve for x
    x = 107,302,439,997,471.06/13,495,919.01
  6. Step 6: Final answer
    x = 7,950,732.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.