Home / 13,824,000.20-20,736,000.30-12,816,230.60

Finding the Fourth Proportional to 13,824,000.20, 20,736,000.30 and 12,816,230.60

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Solution

The fourth proportional to 13,824,000.20, 20,736,000.30 and 12,816,230.60 is: 19,224,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,000.20 : 20,736,000.30 = 12,816,230.60 : x
  2. Step 2: Convert to fraction form
    13,824,000.20/20,736,000.30 = 12,816,230.60/x
  3. Step 3: Cross multiply
    13,824,000.20x = 20,736,000.30 × 12,816,230.60
  4. Step 4: Simplify right side
    13,824,000.20x = 265,757,361,566,469.19
  5. Step 5: Solve for x
    x = 265,757,361,566,469.19/13,824,000.20
  6. Step 6: Final answer
    x = 19,224,345.90

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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.