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Finding the Fourth Proportional to 8,738,363.03, 12,064,107.35 and 7,768,809.44

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Solution

The fourth proportional to 8,738,363.03, 12,064,107.35 and 7,768,809.44 is: 10,725,550.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,363.03 : 12,064,107.35 = 7,768,809.44 : x
  2. Step 2: Convert to fraction form
    8,738,363.03/12,064,107.35 = 7,768,809.44/x
  3. Step 3: Cross multiply
    8,738,363.03x = 12,064,107.35 × 7,768,809.44
  4. Step 4: Simplify right side
    8,738,363.03x = 93,723,751,024,954.86
  5. Step 5: Solve for x
    x = 93,723,751,024,954.86/8,738,363.03
  6. Step 6: Final answer
    x = 10,725,550.16

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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.