Home / 13,762,544.90-18,992,799.61-7,568,061.80

Finding the Fourth Proportional to 13,762,544.90, 18,992,799.61 and 7,568,061.80

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Solution

The fourth proportional to 13,762,544.90, 18,992,799.61 and 7,568,061.80 is: 10,444,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,544.90 : 18,992,799.61 = 7,568,061.80 : x
  2. Step 2: Convert to fraction form
    13,762,544.90/18,992,799.61 = 7,568,061.80/x
  3. Step 3: Cross multiply
    13,762,544.90x = 18,992,799.61 × 7,568,061.80
  4. Step 4: Simplify right side
    13,762,544.90x = 143,738,681,089,611.75
  5. Step 5: Solve for x
    x = 143,738,681,089,611.75/13,762,544.90
  6. Step 6: Final answer
    x = 10,444,193.44

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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.