Finding the Fourth Proportional to 18,299,160.12, 27,448,804.34 and 4,652,307.96
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Solution
The fourth proportional to 18,299,160.12, 27,448,804.34 and 4,652,307.96 is: 6,978,478.25
Step by Step Solution
- Step 1: Write the proportion equation
18,299,160.12 : 27,448,804.34 = 4,652,307.96 : x - Step 2: Convert to fraction form
18,299,160.12/27,448,804.34 = 4,652,307.96/x - Step 3: Cross multiply
18,299,160.12x = 27,448,804.34 × 4,652,307.96 - Step 4: Simplify right side
18,299,160.12x = 127,700,290,946,144.77 - Step 5: Solve for x
x = 127,700,290,946,144.77/18,299,160.12 - Step 6: Final answer
x = 6,978,478.25
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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.