Finding the Fourth Proportional to 68,486,269.32, 94,511,028.42 and 37,545,774.84
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Solution
The fourth proportional to 68,486,269.32, 94,511,028.42 and 37,545,774.84 is: 51,813,156.54
Step by Step Solution
- Step 1: Write the proportion equation
68,486,269.32 : 94,511,028.42 = 37,545,774.84 : x - Step 2: Convert to fraction form
68,486,269.32/94,511,028.42 = 37,545,774.84/x - Step 3: Cross multiply
68,486,269.32x = 94,511,028.42 × 37,545,774.84 - Step 4: Simplify right side
68,486,269.32x = 3,548,489,792,954,161.50 - Step 5: Solve for x
x = 3,548,489,792,954,161.50/68,486,269.32 - Step 6: Final answer
x = 51,813,156.54
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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.