Home / 30,857,556.40-46,286,334.60-25,856,033.20

Finding the Fourth Proportional to 30,857,556.40, 46,286,334.60 and 25,856,033.20

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Solution

The fourth proportional to 30,857,556.40, 46,286,334.60 and 25,856,033.20 is: 38,784,049.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,857,556.40 : 46,286,334.60 = 25,856,033.20 : x
  2. Step 2: Convert to fraction form
    30,857,556.40/46,286,334.60 = 25,856,033.20/x
  3. Step 3: Cross multiply
    30,857,556.40x = 46,286,334.60 × 25,856,033.20
  4. Step 4: Simplify right side
    30,857,556.40x = 1,196,781,004,123,908.75
  5. Step 5: Solve for x
    x = 1,196,781,004,123,908.75/30,857,556.40
  6. Step 6: Final answer
    x = 38,784,049.80

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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.