Finding the Fourth Proportional to 19,274,627.49, 28,897,560.99 and 11,596,473.06
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Solution
The fourth proportional to 19,274,627.49, 28,897,560.99 and 11,596,473.06 is: 17,386,057.80
Step by Step Solution
- Step 1: Write the proportion equation
19,274,627.49 : 28,897,560.99 = 11,596,473.06 : x - Step 2: Convert to fraction form
19,274,627.49/28,897,560.99 = 11,596,473.06/x - Step 3: Cross multiply
19,274,627.49x = 28,897,560.99 × 11,596,473.06 - Step 4: Simplify right side
19,274,627.49x = 335,109,787,520,241.94 - Step 5: Solve for x
x = 335,109,787,520,241.94/19,274,627.49 - Step 6: Final answer
x = 17,386,057.80
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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.