Finding the Fourth Proportional to 35,171,379.15, 48,539,195.86 and 22,129,817.01
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Solution
The fourth proportional to 35,171,379.15, 48,539,195.86 and 22,129,817.01 is: 30,540,841.68
Step by Step Solution
- Step 1: Write the proportion equation
35,171,379.15 : 48,539,195.86 = 22,129,817.01 : x - Step 2: Convert to fraction form
35,171,379.15/48,539,195.86 = 22,129,817.01/x - Step 3: Cross multiply
35,171,379.15x = 48,539,195.86 × 22,129,817.01 - Step 4: Simplify right side
35,171,379.15x = 1,074,163,522,371,022 - Step 5: Solve for x
x = 1,074,163,522,371,022/35,171,379.15 - Step 6: Final answer
x = 30,540,841.68
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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.