Finding the Fourth Proportional to 47,890,076.64, 66,088,203.12 and 26,160,044.64
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Solution
The fourth proportional to 47,890,076.64, 66,088,203.12 and 26,160,044.64 is: 36,100,805.53
Step by Step Solution
- Step 1: Write the proportion equation
47,890,076.64 : 66,088,203.12 = 26,160,044.64 : x - Step 2: Convert to fraction form
47,890,076.64/66,088,203.12 = 26,160,044.64/x - Step 3: Cross multiply
47,890,076.64x = 66,088,203.12 × 26,160,044.64 - Step 4: Simplify right side
47,890,076.64x = 1,728,870,343,796,587.25 - Step 5: Solve for x
x = 1,728,870,343,796,587.25/47,890,076.64 - Step 6: Final answer
x = 36,100,805.53
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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.