Home / 18,632,887.40-27,932,709.90-7,270,693.40

Finding the Fourth Proportional to 18,632,887.40, 27,932,709.90 and 7,270,693.40

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Solution

The fourth proportional to 18,632,887.40, 27,932,709.90 and 7,270,693.40 is: 10,899,554.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,632,887.40 : 27,932,709.90 = 7,270,693.40 : x
  2. Step 2: Convert to fraction form
    18,632,887.40/27,932,709.90 = 7,270,693.40/x
  3. Step 3: Cross multiply
    18,632,887.40x = 27,932,709.90 × 7,270,693.40
  4. Step 4: Simplify right side
    18,632,887.40x = 203,090,169,514,044.66
  5. Step 5: Solve for x
    x = 203,090,169,514,044.66/18,632,887.40
  6. Step 6: Final answer
    x = 10,899,554.38

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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.