Finding the Fourth Proportional to 85,714,287.06, 118,287,274.38 and 48,552,283.09
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Solution
The fourth proportional to 85,714,287.06, 118,287,274.38 and 48,552,283.09 is: 67,003,033.32
Step by Step Solution
- Step 1: Write the proportion equation
85,714,287.06 : 118,287,274.38 = 48,552,283.09 : x - Step 2: Convert to fraction form
85,714,287.06/118,287,274.38 = 48,552,283.09/x - Step 3: Cross multiply
85,714,287.06x = 118,287,274.38 × 48,552,283.09 - Step 4: Simplify right side
85,714,287.06x = 5,743,117,231,642,264 - Step 5: Solve for x
x = 5,743,117,231,642,264/85,714,287.06 - Step 6: Final answer
x = 67,003,033.32
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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.