Home / 20,460,110.80-30,764,815.80-17,175,528.40

Finding the Fourth Proportional to 20,460,110.80, 30,764,815.80 and 17,175,528.40

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Solution

The fourth proportional to 20,460,110.80, 30,764,815.80 and 17,175,528.40 is: 25,825,958.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,460,110.80 : 30,764,815.80 = 17,175,528.40 : x
  2. Step 2: Convert to fraction form
    20,460,110.80/30,764,815.80 = 17,175,528.40/x
  3. Step 3: Cross multiply
    20,460,110.80x = 30,764,815.80 × 17,175,528.40
  4. Step 4: Simplify right side
    20,460,110.80x = 528,401,967,493,668.69
  5. Step 5: Solve for x
    x = 528,401,967,493,668.69/20,460,110.80
  6. Step 6: Final answer
    x = 25,825,958.26

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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.