Finding the Fourth Proportional to 48,186,513.92, 66,498,161.98 and 26,159,995.74
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Solution
The fourth proportional to 48,186,513.92, 66,498,161.98 and 26,159,995.74 is: 36,101,213.65
Step by Step Solution
- Step 1: Write the proportion equation
48,186,513.92 : 66,498,161.98 = 26,159,995.74 : x - Step 2: Convert to fraction form
48,186,513.92/66,498,161.98 = 26,159,995.74/x - Step 3: Cross multiply
48,186,513.92x = 66,498,161.98 × 26,159,995.74 - Step 4: Simplify right side
48,186,513.92x = 1,739,591,634,114,629.75 - Step 5: Solve for x
x = 1,739,591,634,114,629.75/48,186,513.92 - Step 6: Final answer
x = 36,101,213.65
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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.