Finding the Fourth Proportional to 18,183,841.56, 27,267,727.14 and 6,816,315.96
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Solution
The fourth proportional to 18,183,841.56, 27,267,727.14 and 6,816,315.96 is: 10,221,461.90
Step by Step Solution
- Step 1: Write the proportion equation
18,183,841.56 : 27,267,727.14 = 6,816,315.96 : x - Step 2: Convert to fraction form
18,183,841.56/27,267,727.14 = 6,816,315.96/x - Step 3: Cross multiply
18,183,841.56x = 27,267,727.14 × 6,816,315.96 - Step 4: Simplify right side
18,183,841.56x = 185,865,443,697,307.16 - Step 5: Solve for x
x = 185,865,443,697,307.16/18,183,841.56 - Step 6: Final answer
x = 10,221,461.90
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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.