Finding the Fourth Proportional to 19,419,845.67, 29,105,410.53 and 10,299,432.36
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Solution
The fourth proportional to 19,419,845.67, 29,105,410.53 and 10,299,432.36 is: 15,436,230.14
Step by Step Solution
- Step 1: Write the proportion equation
19,419,845.67 : 29,105,410.53 = 10,299,432.36 : x - Step 2: Convert to fraction form
19,419,845.67/29,105,410.53 = 10,299,432.36/x - Step 3: Cross multiply
19,419,845.67x = 29,105,410.53 × 10,299,432.36 - Step 4: Simplify right side
19,419,845.67x = 299,769,207,063,766.75 - Step 5: Solve for x
x = 299,769,207,063,766.75/19,419,845.67 - Step 6: Final answer
x = 15,436,230.14
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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.