Finding the Fourth Proportional to 26,472,879.60, 39,716,231.40 and 8,522,415.60
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Solution
The fourth proportional to 26,472,879.60, 39,716,231.40 and 8,522,415.60 is: 12,785,848.58
Step by Step Solution
- Step 1: Write the proportion equation
26,472,879.60 : 39,716,231.40 = 8,522,415.60 : x - Step 2: Convert to fraction form
26,472,879.60/39,716,231.40 = 8,522,415.60/x - Step 3: Cross multiply
26,472,879.60x = 39,716,231.40 × 8,522,415.60 - Step 4: Simplify right side
26,472,879.60x = 338,478,230,056,569.81 - Step 5: Solve for x
x = 338,478,230,056,569.81/26,472,879.60 - Step 6: Final answer
x = 12,785,848.58
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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.