Finding the Fourth Proportional to 21,668,683.17, 32,504,167.41 and 5,494,774.08
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Solution
The fourth proportional to 21,668,683.17, 32,504,167.41 and 5,494,774.08 is: 8,242,450.88
Step by Step Solution
- Step 1: Write the proportion equation
21,668,683.17 : 32,504,167.41 = 5,494,774.08 : x - Step 2: Convert to fraction form
21,668,683.17/32,504,167.41 = 5,494,774.08/x - Step 3: Cross multiply
21,668,683.17x = 32,504,167.41 × 5,494,774.08 - Step 4: Simplify right side
21,668,683.17x = 178,603,056,576,448.75 - Step 5: Solve for x
x = 178,603,056,576,448.75/21,668,683.17 - Step 6: Final answer
x = 8,242,450.88
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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.