Home / 13,827,136.50-19,081,450.08-7,632,185.36

Finding the Fourth Proportional to 13,827,136.50, 19,081,450.08 and 7,632,185.36

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Solution

The fourth proportional to 13,827,136.50, 19,081,450.08 and 7,632,185.36 is: 10,532,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827,136.50 : 19,081,450.08 = 7,632,185.36 : x
  2. Step 2: Convert to fraction form
    13,827,136.50/19,081,450.08 = 7,632,185.36/x
  3. Step 3: Cross multiply
    13,827,136.50x = 19,081,450.08 × 7,632,185.36
  4. Step 4: Simplify right side
    13,827,136.50x = 145,633,163,852,739.56
  5. Step 5: Solve for x
    x = 145,633,163,852,739.56/13,827,136.50
  6. Step 6: Final answer
    x = 10,532,416.73

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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.