Home / 31,491,556.60-47,237,334.90-10,216,420.60

Finding the Fourth Proportional to 31,491,556.60, 47,237,334.90 and 10,216,420.60

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Solution

The fourth proportional to 31,491,556.60, 47,237,334.90 and 10,216,420.60 is: 15,324,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,491,556.60 : 47,237,334.90 = 10,216,420.60 : x
  2. Step 2: Convert to fraction form
    31,491,556.60/47,237,334.90 = 10,216,420.60/x
  3. Step 3: Cross multiply
    31,491,556.60x = 47,237,334.90 × 10,216,420.60
  4. Step 4: Simplify right side
    31,491,556.60x = 482,596,481,361,458.94
  5. Step 5: Solve for x
    x = 482,596,481,361,458.94/31,491,556.60
  6. Step 6: Final answer
    x = 15,324,630.90

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1.5x scale

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.