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Finding the Fourth Proportional to 9,361,804.40, 14,042,706.60 and 8,298,922.40

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Solution

The fourth proportional to 9,361,804.40, 14,042,706.60 and 8,298,922.40 is: 12,448,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,804.40 : 14,042,706.60 = 8,298,922.40 : x
  2. Step 2: Convert to fraction form
    9,361,804.40/14,042,706.60 = 8,298,922.40/x
  3. Step 3: Cross multiply
    9,361,804.40x = 14,042,706.60 × 8,298,922.40
  4. Step 4: Simplify right side
    9,361,804.40x = 116,539,332,359,367.84
  5. Step 5: Solve for x
    x = 116,539,332,359,367.84/9,361,804.40
  6. Step 6: Final answer
    x = 12,448,383.60

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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.