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Finding the Fourth Proportional to 9,793,628.60, 14,679,945.30 and 3,726,015.80

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Solution

The fourth proportional to 9,793,628.60, 14,679,945.30 and 3,726,015.80 is: 5,585,029.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,793,628.60 : 14,679,945.30 = 3,726,015.80 : x
  2. Step 2: Convert to fraction form
    9,793,628.60/14,679,945.30 = 3,726,015.80/x
  3. Step 3: Cross multiply
    9,793,628.60x = 14,679,945.30 × 3,726,015.80
  4. Step 4: Simplify right side
    9,793,628.60x = 54,697,708,130,935.74
  5. Step 5: Solve for x
    x = 54,697,708,130,935.74/9,793,628.60
  6. Step 6: Final answer
    x = 5,585,029.86

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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.