Finding the Fourth Proportional to 85,714,309.08, 118,287,304.80 and 48,552,305.16
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Solution
The fourth proportional to 85,714,309.08, 118,287,304.80 and 48,552,305.16 is: 67,003,063.79
Step by Step Solution
- Step 1: Write the proportion equation
85,714,309.08 : 118,287,304.80 = 48,552,305.16 : x - Step 2: Convert to fraction form
85,714,309.08/118,287,304.80 = 48,552,305.16/x - Step 3: Cross multiply
85,714,309.08x = 118,287,304.80 × 48,552,305.16 - Step 4: Simplify right side
85,714,309.08x = 5,743,121,319,203,532 - Step 5: Solve for x
x = 5,743,121,319,203,532/85,714,309.08 - Step 6: Final answer
x = 67,003,063.79
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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.