Finding the Fourth Proportional to 11,177,293.80, 16,765,940.70 and 3,604,506.60
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Solution
The fourth proportional to 11,177,293.80, 16,765,940.70 and 3,604,506.60 is: 5,406,759.90
Step by Step Solution
- Step 1: Write the proportion equation
11,177,293.80 : 16,765,940.70 = 3,604,506.60 : x - Step 2: Convert to fraction form
11,177,293.80/16,765,940.70 = 3,604,506.60/x - Step 3: Cross multiply
11,177,293.80x = 16,765,940.70 × 3,604,506.60 - Step 4: Simplify right side
11,177,293.80x = 60,432,943,908,358.62 - Step 5: Solve for x
x = 60,432,943,908,358.62/11,177,293.80 - Step 6: Final answer
x = 5,406,759.90
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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.