Home / 18,736,453.89-25,854,882.39-11,393,273.34

Finding the Fourth Proportional to 18,736,453.89, 25,854,882.39 and 11,393,273.34

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Solution

The fourth proportional to 18,736,453.89, 25,854,882.39 and 11,393,273.34 is: 15,721,851.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736,453.89 : 25,854,882.39 = 11,393,273.34 : x
  2. Step 2: Convert to fraction form
    18,736,453.89/25,854,882.39 = 11,393,273.34/x
  3. Step 3: Cross multiply
    18,736,453.89x = 25,854,882.39 × 11,393,273.34
  4. Step 4: Simplify right side
    18,736,453.89x = 294,571,742,242,822.50
  5. Step 5: Solve for x
    x = 294,571,742,242,822.50/18,736,453.89
  6. Step 6: Final answer
    x = 15,721,851.32

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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.