Home / 6,911,524.80-10,367,287.20-4,388,990.40

Finding the Fourth Proportional to 6,911,524.80, 10,367,287.20 and 4,388,990.40

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Solution

The fourth proportional to 6,911,524.80, 10,367,287.20 and 4,388,990.40 is: 6,583,485.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,524.80 : 10,367,287.20 = 4,388,990.40 : x
  2. Step 2: Convert to fraction form
    6,911,524.80/10,367,287.20 = 4,388,990.40/x
  3. Step 3: Cross multiply
    6,911,524.80x = 10,367,287.20 × 4,388,990.40
  4. Step 4: Simplify right side
    6,911,524.80x = 45,501,923,994,842.88
  5. Step 5: Solve for x
    x = 45,501,923,994,842.88/6,911,524.80
  6. Step 6: Final answer
    x = 6,583,485.60

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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.