Home / 6,880,021.80-10,322,106.30-3,686,677.80

Finding the Fourth Proportional to 6,880,021.80, 10,322,106.30 and 3,686,677.80

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Solution

The fourth proportional to 6,880,021.80, 10,322,106.30 and 3,686,677.80 is: 5,531,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880,021.80 : 10,322,106.30 = 3,686,677.80 : x
  2. Step 2: Convert to fraction form
    6,880,021.80/10,322,106.30 = 3,686,677.80/x
  3. Step 3: Cross multiply
    6,880,021.80x = 10,322,106.30 × 3,686,677.80
  4. Step 4: Simplify right side
    6,880,021.80x = 38,054,280,145,450.14
  5. Step 5: Solve for x
    x = 38,054,280,145,450.14/6,880,021.80
  6. Step 6: Final answer
    x = 5,531,127.84

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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.