Finding the Fourth Proportional to 17,503,534.90, 26,255,302.35 and 11,118,369.70
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Solution
The fourth proportional to 17,503,534.90, 26,255,302.35 and 11,118,369.70 is: 16,677,554.55
Step by Step Solution
- Step 1: Write the proportion equation
17,503,534.90 : 26,255,302.35 = 11,118,369.70 : x - Step 2: Convert to fraction form
17,503,534.90/26,255,302.35 = 11,118,369.70/x - Step 3: Cross multiply
17,503,534.90x = 26,255,302.35 × 11,118,369.70 - Step 4: Simplify right side
17,503,534.90x = 291,916,158,112,578.81 - Step 5: Solve for x
x = 291,916,158,112,578.81/17,503,534.90 - Step 6: Final answer
x = 16,677,554.55
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1.5x scale
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.