Home / 11,890,156.80-17,835,235.20-2,914,708.80

Finding the Fourth Proportional to 11,890,156.80, 17,835,235.20 and 2,914,708.80

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Solution

The fourth proportional to 11,890,156.80, 17,835,235.20 and 2,914,708.80 is: 4,372,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,156.80 : 17,835,235.20 = 2,914,708.80 : x
  2. Step 2: Convert to fraction form
    11,890,156.80/17,835,235.20 = 2,914,708.80/x
  3. Step 3: Cross multiply
    11,890,156.80x = 17,835,235.20 × 2,914,708.80
  4. Step 4: Simplify right side
    11,890,156.80x = 51,984,516,987,509.76
  5. Step 5: Solve for x
    x = 51,984,516,987,509.76/11,890,156.80
  6. Step 6: Final answer
    x = 4,372,063.20

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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.