Home / 38,242,683.85-57,363,954.69-11,983,530.37

Finding the Fourth Proportional to 38,242,683.85, 57,363,954.69 and 11,983,530.37

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Solution

The fourth proportional to 38,242,683.85, 57,363,954.69 and 11,983,530.37 is: 17,975,273.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242,683.85 : 57,363,954.69 = 11,983,530.37 : x
  2. Step 2: Convert to fraction form
    38,242,683.85/57,363,954.69 = 11,983,530.37/x
  3. Step 3: Cross multiply
    38,242,683.85x = 57,363,954.69 × 11,983,530.37
  4. Step 4: Simplify right side
    38,242,683.85x = 687,422,693,170,918.88
  5. Step 5: Solve for x
    x = 687,422,693,170,918.88/38,242,683.85
  6. Step 6: Final answer
    x = 17,975,273.28

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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.