Finding the Fourth Proportional to 49,762,743.09, 68,640,527.73 and 33,017,120.19
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Solution
The fourth proportional to 49,762,743.09, 68,640,527.73 and 33,017,120.19 is: 45,542,355.85
Step by Step Solution
- Step 1: Write the proportion equation
49,762,743.09 : 68,640,527.73 = 33,017,120.19 : x - Step 2: Convert to fraction form
49,762,743.09/68,640,527.73 = 33,017,120.19/x - Step 3: Cross multiply
49,762,743.09x = 68,640,527.73 × 33,017,120.19 - Step 4: Simplify right side
49,762,743.09x = 2,266,312,553,966,438 - Step 5: Solve for x
x = 2,266,312,553,966,438/49,762,743.09 - Step 6: Final answer
x = 45,542,355.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.