Finding the Fourth Proportional to 19,782,125.17, 29,637,315.05 and 19,351,657.96
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Solution
The fourth proportional to 19,782,125.17, 29,637,315.05 and 19,351,657.96 is: 28,992,394.83
Step by Step Solution
- Step 1: Write the proportion equation
19,782,125.17 : 29,637,315.05 = 19,351,657.96 : x - Step 2: Convert to fraction form
19,782,125.17/29,637,315.05 = 19,351,657.96/x - Step 3: Cross multiply
19,782,125.17x = 29,637,315.05 × 19,351,657.96 - Step 4: Simplify right side
19,782,125.17x = 573,531,183,529,508.75 - Step 5: Solve for x
x = 573,531,183,529,508.75/19,782,125.17 - Step 6: Final answer
x = 28,992,394.83
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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.