Finding the Fourth Proportional to 18,252,547.75, 27,405,735.95 and 10,181,293.03
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Solution
The fourth proportional to 18,252,547.75, 27,405,735.95 and 10,181,293.03 is: 15,286,952.39
Step by Step Solution
- Step 1: Write the proportion equation
18,252,547.75 : 27,405,735.95 = 10,181,293.03 : x - Step 2: Convert to fraction form
18,252,547.75/27,405,735.95 = 10,181,293.03/x - Step 3: Cross multiply
18,252,547.75x = 27,405,735.95 × 10,181,293.03 - Step 4: Simplify right side
18,252,547.75x = 279,025,828,409,755.41 - Step 5: Solve for x
x = 279,025,828,409,755.41/18,252,547.75 - Step 6: Final answer
x = 15,286,952.39
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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.