Home / 20,230,814.37-27,918,467.37-10,938,319.41

Finding the Fourth Proportional to 20,230,814.37, 27,918,467.37 and 10,938,319.41

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Solution

The fourth proportional to 20,230,814.37, 27,918,467.37 and 10,938,319.41 is: 15,094,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,230,814.37 : 27,918,467.37 = 10,938,319.41 : x
  2. Step 2: Convert to fraction form
    20,230,814.37/27,918,467.37 = 10,938,319.41/x
  3. Step 3: Cross multiply
    20,230,814.37x = 27,918,467.37 × 10,938,319.41
  4. Step 4: Simplify right side
    20,230,814.37x = 305,381,113,530,722.69
  5. Step 5: Solve for x
    x = 305,381,113,530,722.69/20,230,814.37
  6. Step 6: Final answer
    x = 15,094,850.26

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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.