Finding the Fourth Proportional to 27,657,485.10, 41,492,448.45 and 8,489,126.70
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Solution
The fourth proportional to 27,657,485.10, 41,492,448.45 and 8,489,126.70 is: 12,735,599.45
Step by Step Solution
- Step 1: Write the proportion equation
27,657,485.10 : 41,492,448.45 = 8,489,126.70 : x - Step 2: Convert to fraction form
27,657,485.10/41,492,448.45 = 8,489,126.70/x - Step 3: Cross multiply
27,657,485.10x = 41,492,448.45 × 8,489,126.70 - Step 4: Simplify right side
27,657,485.10x = 352,234,651,985,268.62 - Step 5: Solve for x
x = 352,234,651,985,268.62/27,657,485.10 - Step 6: Final answer
x = 12,735,599.45
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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.