Home / 11,883,817.80-17,809,980.30-10,529,627.40

Finding the Fourth Proportional to 11,883,817.80, 17,809,980.30 and 10,529,627.40

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Solution

The fourth proportional to 11,883,817.80, 17,809,980.30 and 10,529,627.40 is: 15,780,489.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,883,817.80 : 17,809,980.30 = 10,529,627.40 : x
  2. Step 2: Convert to fraction form
    11,883,817.80/17,809,980.30 = 10,529,627.40/x
  3. Step 3: Cross multiply
    11,883,817.80x = 17,809,980.30 × 10,529,627.40
  4. Step 4: Simplify right side
    11,883,817.80x = 187,532,456,560,340.25
  5. Step 5: Solve for x
    x = 187,532,456,560,340.25/11,883,817.80
  6. Step 6: Final answer
    x = 15,780,489.04

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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.