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Finding the Fourth Proportional to 8,909,993.52, 12,295,791.04 and 4,835,612.52

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Solution

The fourth proportional to 8,909,993.52, 12,295,791.04 and 4,835,612.52 is: 6,673,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909,993.52 : 12,295,791.04 = 4,835,612.52 : x
  2. Step 2: Convert to fraction form
    8,909,993.52/12,295,791.04 = 4,835,612.52/x
  3. Step 3: Cross multiply
    8,909,993.52x = 12,295,791.04 × 4,835,612.52
  4. Step 4: Simplify right side
    8,909,993.52x = 59,457,681,096,327.81
  5. Step 5: Solve for x
    x = 59,457,681,096,327.81/8,909,993.52
  6. Step 6: Final answer
    x = 6,673,145.27

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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.