Home / 6,936,000.80-10,404,001.20-3,739,481.60

Finding the Fourth Proportional to 6,936,000.80, 10,404,001.20 and 3,739,481.60

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Solution

The fourth proportional to 6,936,000.80, 10,404,001.20 and 3,739,481.60 is: 5,609,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936,000.80 : 10,404,001.20 = 3,739,481.60 : x
  2. Step 2: Convert to fraction form
    6,936,000.80/10,404,001.20 = 3,739,481.60/x
  3. Step 3: Cross multiply
    6,936,000.80x = 10,404,001.20 × 3,739,481.60
  4. Step 4: Simplify right side
    6,936,000.80x = 38,905,571,053,777.92
  5. Step 5: Solve for x
    x = 38,905,571,053,777.92/6,936,000.80
  6. Step 6: Final answer
    x = 5,609,222.40

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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.