Finding the Fourth Proportional to 48,256,643.28, 66,594,640.92 and 26,230,129.11
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Solution
The fourth proportional to 48,256,643.28, 66,594,640.92 and 26,230,129.11 is: 36,197,835.38
Step by Step Solution
- Step 1: Write the proportion equation
48,256,643.28 : 66,594,640.92 = 26,230,129.11 : x - Step 2: Convert to fraction form
48,256,643.28/66,594,640.92 = 26,230,129.11/x - Step 3: Cross multiply
48,256,643.28x = 66,594,640.92 × 26,230,129.11 - Step 4: Simplify right side
48,256,643.28x = 1,746,786,029,365,689.25 - Step 5: Solve for x
x = 1,746,786,029,365,689.25/48,256,643.28 - Step 6: Final answer
x = 36,197,835.38
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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.