Home / 29,781,899.69-41,086,273.05-18,598,978.31

Finding the Fourth Proportional to 29,781,899.69, 41,086,273.05 and 18,598,978.31

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Solution

The fourth proportional to 29,781,899.69, 41,086,273.05 and 18,598,978.31 is: 25,658,628.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,781,899.69 : 41,086,273.05 = 18,598,978.31 : x
  2. Step 2: Convert to fraction form
    29,781,899.69/41,086,273.05 = 18,598,978.31/x
  3. Step 3: Cross multiply
    29,781,899.69x = 41,086,273.05 × 18,598,978.31
  4. Step 4: Simplify right side
    29,781,899.69x = 764,162,701,090,256.12
  5. Step 5: Solve for x
    x = 764,162,701,090,256.12/29,781,899.69
  6. Step 6: Final answer
    x = 25,658,628.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.