Home / 8,946,000.40-13,419,000.60-8,343,700.60

Finding the Fourth Proportional to 8,946,000.40, 13,419,000.60 and 8,343,700.60

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Solution

The fourth proportional to 8,946,000.40, 13,419,000.60 and 8,343,700.60 is: 12,515,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946,000.40 : 13,419,000.60 = 8,343,700.60 : x
  2. Step 2: Convert to fraction form
    8,946,000.40/13,419,000.60 = 8,343,700.60/x
  3. Step 3: Cross multiply
    8,946,000.40x = 13,419,000.60 × 8,343,700.60
  4. Step 4: Simplify right side
    8,946,000.40x = 111,964,123,357,620.36
  5. Step 5: Solve for x
    x = 111,964,123,357,620.36/8,946,000.40
  6. Step 6: Final answer
    x = 12,515,550.90

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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.