Home / 16,145,969.01-22,286,836.49-9,621,644.37

Finding the Fourth Proportional to 16,145,969.01, 22,286,836.49 and 9,621,644.37

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Solution

The fourth proportional to 16,145,969.01, 22,286,836.49 and 9,621,644.37 is: 13,281,086.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,145,969.01 : 22,286,836.49 = 9,621,644.37 : x
  2. Step 2: Convert to fraction form
    16,145,969.01/22,286,836.49 = 9,621,644.37/x
  3. Step 3: Cross multiply
    16,145,969.01x = 22,286,836.49 × 9,621,644.37
  4. Step 4: Simplify right side
    16,145,969.01x = 214,436,014,791,010.81
  5. Step 5: Solve for x
    x = 214,436,014,791,010.81/16,145,969.01
  6. Step 6: Final answer
    x = 13,281,086.73

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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.