Finding the Fourth Proportional to 18,470,329.62, 27,711,474.66 and 8,884,460.76
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Solution
The fourth proportional to 18,470,329.62, 27,711,474.66 and 8,884,460.76 is: 13,329,567.71
Step by Step Solution
- Step 1: Write the proportion equation
18,470,329.62 : 27,711,474.66 = 8,884,460.76 : x - Step 2: Convert to fraction form
18,470,329.62/27,711,474.66 = 8,884,460.76/x - Step 3: Cross multiply
18,470,329.62x = 27,711,474.66 × 8,884,460.76 - Step 4: Simplify right side
18,470,329.62x = 246,201,509,218,504.34 - Step 5: Solve for x
x = 246,201,509,218,504.34/18,470,329.62 - Step 6: Final answer
x = 13,329,567.71
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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.