Home / 13,325,618.24-18,392,388.96-8,671,200.80

Finding the Fourth Proportional to 13,325,618.24, 18,392,388.96 and 8,671,200.80

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Solution

The fourth proportional to 13,325,618.24, 18,392,388.96 and 8,671,200.80 is: 11,968,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,618.24 : 18,392,388.96 = 8,671,200.80 : x
  2. Step 2: Convert to fraction form
    13,325,618.24/18,392,388.96 = 8,671,200.80/x
  3. Step 3: Cross multiply
    13,325,618.24x = 18,392,388.96 × 8,671,200.80
  4. Step 4: Simplify right side
    13,325,618.24x = 159,484,097,863,863.19
  5. Step 5: Solve for x
    x = 159,484,097,863,863.19/13,325,618.24
  6. Step 6: Final answer
    x = 11,968,232.54

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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.