Home / 7,002,001.20-10,482,006.60-4,160,650.80

Finding the Fourth Proportional to 7,002,001.20, 10,482,006.60 and 4,160,650.80

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Solution

The fourth proportional to 7,002,001.20, 10,482,006.60 and 4,160,650.80 is: 6,228,500.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,001.20 : 10,482,006.60 = 4,160,650.80 : x
  2. Step 2: Convert to fraction form
    7,002,001.20/10,482,006.60 = 4,160,650.80/x
  3. Step 3: Cross multiply
    7,002,001.20x = 10,482,006.60 × 4,160,650.80
  4. Step 4: Simplify right side
    7,002,001.20x = 43,611,969,145,895.27
  5. Step 5: Solve for x
    x = 43,611,969,145,895.27/7,002,001.20
  6. Step 6: Final answer
    x = 6,228,500.67

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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.