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Finding the Fourth Proportional to 8,591,502.85, 12,910,874.79 and 8,029,750.03

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Solution

The fourth proportional to 8,591,502.85, 12,910,874.79 and 8,029,750.03 is: 12,066,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,502.85 : 12,910,874.79 = 8,029,750.03 : x
  2. Step 2: Convert to fraction form
    8,591,502.85/12,910,874.79 = 8,029,750.03/x
  3. Step 3: Cross multiply
    8,591,502.85x = 12,910,874.79 × 8,029,750.03
  4. Step 4: Simplify right side
    8,591,502.85x = 103,671,097,232,328.73
  5. Step 5: Solve for x
    x = 103,671,097,232,328.73/8,591,502.85
  6. Step 6: Final answer
    x = 12,066,701.14

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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.