Finding the Fourth Proportional to 18,299,160.43, 27,448,804.81 and 4,652,308.28
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Solution
The fourth proportional to 18,299,160.43, 27,448,804.81 and 4,652,308.28 is: 6,978,478.72
Step by Step Solution
- Step 1: Write the proportion equation
18,299,160.43 : 27,448,804.81 = 4,652,308.28 : x - Step 2: Convert to fraction form
18,299,160.43/27,448,804.81 = 4,652,308.28/x - Step 3: Cross multiply
18,299,160.43x = 27,448,804.81 × 4,652,308.28 - Step 4: Simplify right side
18,299,160.43x = 127,700,301,744,792.05 - Step 5: Solve for x
x = 127,700,301,744,792.05/18,299,160.43 - Step 6: Final answer
x = 6,978,478.72
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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.