Home / 21,095,392-31,624,321.92-7,629,226.24

Finding the Fourth Proportional to 21,095,392, 31,624,321.92 and 7,629,226.24

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Solution

The fourth proportional to 21,095,392, 31,624,321.92 and 7,629,226.24 is: 11,437,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,095,392 : 31,624,321.92 = 7,629,226.24 : x
  2. Step 2: Convert to fraction form
    21,095,392/31,624,321.92 = 7,629,226.24/x
  3. Step 3: Cross multiply
    21,095,392x = 31,624,321.92 × 7,629,226.24
  4. Step 4: Simplify right side
    21,095,392x = 241,269,106,614,271.19
  5. Step 5: Solve for x
    x = 241,269,106,614,271.19/21,095,392
  6. Step 6: Final answer
    x = 11,437,052.54

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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.