Home / 71,168,062-106,756,777.08-18,647,019.52

Finding the Fourth Proportional to 71,168,062, 106,756,777.08 and 18,647,019.52

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Solution

The fourth proportional to 71,168,062, 106,756,777.08 and 18,647,019.52 is: 27,971,756.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,168,062 : 106,756,777.08 = 18,647,019.52 : x
  2. Step 2: Convert to fraction form
    71,168,062/106,756,777.08 = 18,647,019.52/x
  3. Step 3: Cross multiply
    71,168,062x = 106,756,777.08 × 18,647,019.52
  4. Step 4: Simplify right side
    71,168,062x = 1,990,695,706,103,048.50
  5. Step 5: Solve for x
    x = 1,990,695,706,103,048.50/71,168,062
  6. Step 6: Final answer
    x = 27,971,756.57

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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.