Home / 10,765,978.20-16,152,077.70-3,193,126.20

Finding the Fourth Proportional to 10,765,978.20, 16,152,077.70 and 3,193,126.20

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Solution

The fourth proportional to 10,765,978.20, 16,152,077.70 and 3,193,126.20 is: 4,790,611.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,765,978.20 : 16,152,077.70 = 3,193,126.20 : x
  2. Step 2: Convert to fraction form
    10,765,978.20/16,152,077.70 = 3,193,126.20/x
  3. Step 3: Cross multiply
    10,765,978.20x = 16,152,077.70 × 3,193,126.20
  4. Step 4: Simplify right side
    10,765,978.20x = 51,575,622,488,305.74
  5. Step 5: Solve for x
    x = 51,575,622,488,305.74/10,765,978.20
  6. Step 6: Final answer
    x = 4,790,611.83

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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.