Home / 9,174,782.80-13,761,736.80-3,108,919.60

Finding the Fourth Proportional to 9,174,782.80, 13,761,736.80 and 3,108,919.60

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Solution

The fourth proportional to 9,174,782.80, 13,761,736.80 and 3,108,919.60 is: 4,663,231.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174,782.80 : 13,761,736.80 = 3,108,919.60 : x
  2. Step 2: Convert to fraction form
    9,174,782.80/13,761,736.80 = 3,108,919.60/x
  3. Step 3: Cross multiply
    9,174,782.80x = 13,761,736.80 × 3,108,919.60
  4. Step 4: Simplify right side
    9,174,782.80x = 42,784,133,267,561.28
  5. Step 5: Solve for x
    x = 42,784,133,267,561.28/9,174,782.80
  6. Step 6: Final answer
    x = 4,663,231.18

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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.