Home / 10,936,986.80-16,405,480.20-2,958,810.80

Finding the Fourth Proportional to 10,936,986.80, 16,405,480.20 and 2,958,810.80

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Solution

The fourth proportional to 10,936,986.80, 16,405,480.20 and 2,958,810.80 is: 4,438,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936,986.80 : 16,405,480.20 = 2,958,810.80 : x
  2. Step 2: Convert to fraction form
    10,936,986.80/16,405,480.20 = 2,958,810.80/x
  3. Step 3: Cross multiply
    10,936,986.80x = 16,405,480.20 × 2,958,810.80
  4. Step 4: Simplify right side
    10,936,986.80x = 48,540,711,994,946.16
  5. Step 5: Solve for x
    x = 48,540,711,994,946.16/10,936,986.80
  6. Step 6: Final answer
    x = 4,438,216.20

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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.