Home / 13,258,857-19,888,228.80-3,674,208

Finding the Fourth Proportional to 13,258,857, 19,888,228.80 and 3,674,208

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Solution

The fourth proportional to 13,258,857, 19,888,228.80 and 3,674,208 is: 5,511,296.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,857 : 19,888,228.80 = 3,674,208 : x
  2. Step 2: Convert to fraction form
    13,258,857/19,888,228.80 = 3,674,208/x
  3. Step 3: Cross multiply
    13,258,857x = 19,888,228.80 × 3,674,208
  4. Step 4: Simplify right side
    13,258,857x = 73,073,489,362,790.41
  5. Step 5: Solve for x
    x = 73,073,489,362,790.41/13,258,857
  6. Step 6: Final answer
    x = 5,511,296.29

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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.