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Finding the Fourth Proportional to 9,223,848.80, 13,798,448.40 and 8,104,104.80

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Solution

The fourth proportional to 9,223,848.80, 13,798,448.40 and 8,104,104.80 is: 12,123,363.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,223,848.80 : 13,798,448.40 = 8,104,104.80 : x
  2. Step 2: Convert to fraction form
    9,223,848.80/13,798,448.40 = 8,104,104.80/x
  3. Step 3: Cross multiply
    9,223,848.80x = 13,798,448.40 × 8,104,104.80
  4. Step 4: Simplify right side
    9,223,848.80x = 111,824,071,910,992.33
  5. Step 5: Solve for x
    x = 111,824,071,910,992.33/9,223,848.80
  6. Step 6: Final answer
    x = 12,123,363.50

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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.