Home / 18,632,904.90-27,932,736.15-7,270,710.90

Finding the Fourth Proportional to 18,632,904.90, 27,932,736.15 and 7,270,710.90

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Solution

The fourth proportional to 18,632,904.90, 27,932,736.15 and 7,270,710.90 is: 10,899,580.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632,904.90 : 27,932,736.15 = 7,270,710.90 : x
  2. Step 2: Convert to fraction form
    18,632,904.90/27,932,736.15 = 7,270,710.90/x
  3. Step 3: Cross multiply
    18,632,904.90x = 27,932,736.15 × 7,270,710.90
  4. Step 4: Simplify right side
    18,632,904.90x = 203,090,849,192,629.03
  5. Step 5: Solve for x
    x = 203,090,849,192,629.03/18,632,904.90
  6. Step 6: Final answer
    x = 10,899,580.62

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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.