Home / 6,198,001.80-9,297,002.70-5,205,978.60

Finding the Fourth Proportional to 6,198,001.80, 9,297,002.70 and 5,205,978.60

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Solution

The fourth proportional to 6,198,001.80, 9,297,002.70 and 5,205,978.60 is: 7,808,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198,001.80 : 9,297,002.70 = 5,205,978.60 : x
  2. Step 2: Convert to fraction form
    6,198,001.80/9,297,002.70 = 5,205,978.60/x
  3. Step 3: Cross multiply
    6,198,001.80x = 9,297,002.70 × 5,205,978.60
  4. Step 4: Simplify right side
    6,198,001.80x = 48,399,997,100,342.21
  5. Step 5: Solve for x
    x = 48,399,997,100,342.21/6,198,001.80
  6. Step 6: Final answer
    x = 7,808,967.90

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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.