Finding the Fourth Proportional to 7,988,572.48, 11,981,677.74 and 2,938,702
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Solution
The fourth proportional to 7,988,572.48, 11,981,677.74 and 2,938,702 is: 4,407,618.56
Step by Step Solution
- Step 1: Write the proportion equation
7,988,572.48 : 11,981,677.74 = 2,938,702 : x - Step 2: Convert to fraction form
7,988,572.48/11,981,677.74 = 2,938,702/x - Step 3: Cross multiply
7,988,572.48x = 11,981,677.74 × 2,938,702 - Step 4: Simplify right side
7,988,572.48x = 35,210,580,337,893.48 - Step 5: Solve for x
x = 35,210,580,337,893.48/7,988,572.48 - Step 6: Final answer
x = 4,407,618.56
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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.