Home / 102,809,461.71-154,212,202.42-25,086,871.56

Finding the Fourth Proportional to 102,809,461.71, 154,212,202.42 and 25,086,871.56

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Solution

The fourth proportional to 102,809,461.71, 154,212,202.42 and 25,086,871.56 is: 37,629,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,809,461.71 : 154,212,202.42 = 25,086,871.56 : x
  2. Step 2: Convert to fraction form
    102,809,461.71/154,212,202.42 = 25,086,871.56/x
  3. Step 3: Cross multiply
    102,809,461.71x = 154,212,202.42 × 25,086,871.56
  4. Step 4: Simplify right side
    102,809,461.71x = 3,868,701,715,610,839.50
  5. Step 5: Solve for x
    x = 3,868,701,715,610,839.50/102,809,461.71
  6. Step 6: Final answer
    x = 37,629,821.72

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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.