Finding the Fourth Proportional to 68,183,751.51, 102,290,740.04 and 19,657,818.42
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Solution
The fourth proportional to 68,183,751.51, 102,290,740.04 and 19,657,818.42 is: 29,491,084.74
Step by Step Solution
- Step 1: Write the proportion equation
68,183,751.51 : 102,290,740.04 = 19,657,818.42 : x - Step 2: Convert to fraction form
68,183,751.51/102,290,740.04 = 19,657,818.42/x - Step 3: Cross multiply
68,183,751.51x = 102,290,740.04 × 19,657,818.42 - Step 4: Simplify right side
68,183,751.51x = 2,010,812,793,419,298 - Step 5: Solve for x
x = 2,010,812,793,419,298/68,183,751.51 - Step 6: Final answer
x = 29,491,084.74
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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.