Home / 13,258,815-19,888,165.80-3,674,166

Finding the Fourth Proportional to 13,258,815, 19,888,165.80 and 3,674,166

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Solution

The fourth proportional to 13,258,815, 19,888,165.80 and 3,674,166 is: 5,511,233.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,815 : 19,888,165.80 = 3,674,166 : x
  2. Step 2: Convert to fraction form
    13,258,815/19,888,165.80 = 3,674,166/x
  3. Step 3: Cross multiply
    13,258,815x = 19,888,165.80 × 3,674,166
  4. Step 4: Simplify right side
    13,258,815x = 73,072,422,584,722.80
  5. Step 5: Solve for x
    x = 73,072,422,584,722.80/13,258,815
  6. Step 6: Final answer
    x = 5,511,233.29

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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.