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Finding the Fourth Proportional to 8,766,375.70, 13,149,563.55 and 4,047,783.70

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Solution

The fourth proportional to 8,766,375.70, 13,149,563.55 and 4,047,783.70 is: 6,071,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,375.70 : 13,149,563.55 = 4,047,783.70 : x
  2. Step 2: Convert to fraction form
    8,766,375.70/13,149,563.55 = 4,047,783.70/x
  3. Step 3: Cross multiply
    8,766,375.70x = 13,149,563.55 × 4,047,783.70
  4. Step 4: Simplify right side
    8,766,375.70x = 53,226,588,999,804.14
  5. Step 5: Solve for x
    x = 53,226,588,999,804.14/8,766,375.70
  6. Step 6: Final answer
    x = 6,071,675.55

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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.