Finding the Fourth Proportional to 68,350,528.94, 94,323,968.06 and 36,988,570.09
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Solution
The fourth proportional to 68,350,528.94, 94,323,968.06 and 36,988,570.09 is: 51,044,355.58
Step by Step Solution
- Step 1: Write the proportion equation
68,350,528.94 : 94,323,968.06 = 36,988,570.09 : x - Step 2: Convert to fraction form
68,350,528.94/94,323,968.06 = 36,988,570.09/x - Step 3: Cross multiply
68,350,528.94x = 94,323,968.06 × 36,988,570.09 - Step 4: Simplify right side
68,350,528.94x = 3,488,908,703,333,478.50 - Step 5: Solve for x
x = 3,488,908,703,333,478.50/68,350,528.94 - Step 6: Final answer
x = 51,044,355.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.