Home / 13,825,347.80-20,738,021.70-10,970,000.60

Finding the Fourth Proportional to 13,825,347.80, 20,738,021.70 and 10,970,000.60

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Solution

The fourth proportional to 13,825,347.80, 20,738,021.70 and 10,970,000.60 is: 16,455,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825,347.80 : 20,738,021.70 = 10,970,000.60 : x
  2. Step 2: Convert to fraction form
    13,825,347.80/20,738,021.70 = 10,970,000.60/x
  3. Step 3: Cross multiply
    13,825,347.80x = 20,738,021.70 × 10,970,000.60
  4. Step 4: Simplify right side
    13,825,347.80x = 227,496,110,491,813
  5. Step 5: Solve for x
    x = 227,496,110,491,813/13,825,347.80
  6. Step 6: Final answer
    x = 16,455,000.90

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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.