Home / 17,118,157.68-23,609,283.23-15,048,748.42

Finding the Fourth Proportional to 17,118,157.68, 23,609,283.23 and 15,048,748.42

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Solution

The fourth proportional to 17,118,157.68, 23,609,283.23 and 15,048,748.42 is: 20,755,163.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,118,157.68 : 23,609,283.23 = 15,048,748.42 : x
  2. Step 2: Convert to fraction form
    17,118,157.68/23,609,283.23 = 15,048,748.42/x
  3. Step 3: Cross multiply
    17,118,157.68x = 23,609,283.23 × 15,048,748.42
  4. Step 4: Simplify right side
    17,118,157.68x = 355,290,163,683,393.69
  5. Step 5: Solve for x
    x = 355,290,163,683,393.69/17,118,157.68
  6. Step 6: Final answer
    x = 20,755,163.63

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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.