Finding the Fourth Proportional to 54,405,845.91, 81,640,655.33 and 39,036,572.19
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Solution
The fourth proportional to 54,405,845.91, 81,640,655.33 and 39,036,572.19 is: 58,577,737.04
Step by Step Solution
- Step 1: Write the proportion equation
54,405,845.91 : 81,640,655.33 = 39,036,572.19 : x - Step 2: Convert to fraction form
54,405,845.91/81,640,655.33 = 39,036,572.19/x - Step 3: Cross multiply
54,405,845.91x = 81,640,655.33 × 39,036,572.19 - Step 4: Simplify right side
54,405,845.91x = 3,186,971,335,233,270.50 - Step 5: Solve for x
x = 3,186,971,335,233,270.50/54,405,845.91 - Step 6: Final answer
x = 58,577,737.04
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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.