Finding the Fourth Proportional to 17,638,593.99, 24,341,942.25 and 9,798,699.84
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Solution
The fourth proportional to 17,638,593.99, 24,341,942.25 and 9,798,699.84 is: 13,522,584.95
Step by Step Solution
- Step 1: Write the proportion equation
17,638,593.99 : 24,341,942.25 = 9,798,699.84 : x - Step 2: Convert to fraction form
17,638,593.99/24,341,942.25 = 9,798,699.84/x - Step 3: Cross multiply
17,638,593.99x = 24,341,942.25 × 9,798,699.84 - Step 4: Simplify right side
17,638,593.99x = 238,519,385,630,364.25 - Step 5: Solve for x
x = 238,519,385,630,364.25/17,638,593.99 - Step 6: Final answer
x = 13,522,584.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.