Home / 19,399,160.40-29,100,991.82-6,446,467.01

Finding the Fourth Proportional to 19,399,160.40, 29,100,991.82 and 6,446,467.01

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Solution

The fourth proportional to 19,399,160.40, 29,100,991.82 and 6,446,467.01 is: 9,670,448.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,399,160.40 : 29,100,991.82 = 6,446,467.01 : x
  2. Step 2: Convert to fraction form
    19,399,160.40/29,100,991.82 = 6,446,467.01/x
  3. Step 3: Cross multiply
    19,399,160.40x = 29,100,991.82 × 6,446,467.01
  4. Step 4: Simplify right side
    19,399,160.40x = 187,598,583,548,172.56
  5. Step 5: Solve for x
    x = 187,598,583,548,172.56/19,399,160.40
  6. Step 6: Final answer
    x = 9,670,448.60

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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.