Finding the Fourth Proportional to 13,796,629.62, 20,698,147.86 and 4,698,805.98
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Solution
The fourth proportional to 13,796,629.62, 20,698,147.86 and 4,698,805.98 is: 7,049,299.98
Step by Step Solution
- Step 1: Write the proportion equation
13,796,629.62 : 20,698,147.86 = 4,698,805.98 : x - Step 2: Convert to fraction form
13,796,629.62/20,698,147.86 = 4,698,805.98/x - Step 3: Cross multiply
13,796,629.62x = 20,698,147.86 × 4,698,805.98 - Step 4: Simplify right side
13,796,629.62x = 97,256,580,939,492.20 - Step 5: Solve for x
x = 97,256,580,939,492.20/13,796,629.62 - Step 6: Final answer
x = 7,049,299.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.