Finding the Fourth Proportional to 48,451,195.90, 66,862,343.19 and 27,543,229.66
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Solution
The fourth proportional to 48,451,195.90, 66,862,343.19 and 27,543,229.66 is: 38,009,482.32
Step by Step Solution
- Step 1: Write the proportion equation
48,451,195.90 : 66,862,343.19 = 27,543,229.66 : x - Step 2: Convert to fraction form
48,451,195.90/66,862,343.19 = 27,543,229.66/x - Step 3: Cross multiply
48,451,195.90x = 66,862,343.19 × 27,543,229.66 - Step 4: Simplify right side
48,451,195.90x = 1,841,604,874,087,907 - Step 5: Solve for x
x = 1,841,604,874,087,907/48,451,195.90 - Step 6: Final answer
x = 38,009,482.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.