Finding the Fourth Proportional to 8,276,536.40, 12,414,804.60 and 2,292,904.40
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Solution
The fourth proportional to 8,276,536.40, 12,414,804.60 and 2,292,904.40 is: 3,439,356.60
Step by Step Solution
- Step 1: Write the proportion equation
8,276,536.40 : 12,414,804.60 = 2,292,904.40 : x - Step 2: Convert to fraction form
8,276,536.40/12,414,804.60 = 2,292,904.40/x - Step 3: Cross multiply
8,276,536.40x = 12,414,804.60 × 2,292,904.40 - Step 4: Simplify right side
8,276,536.40x = 28,465,960,092,480.24 - Step 5: Solve for x
x = 28,465,960,092,480.24/8,276,536.40 - Step 6: Final answer
x = 3,439,356.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.