Finding the Fourth Proportional to 48,236,267, 66,558,555.14 and 28,656,652.16
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Solution
The fourth proportional to 48,236,267, 66,558,555.14 and 28,656,652.16 is: 39,541,728.28
Step by Step Solution
- Step 1: Write the proportion equation
48,236,267 : 66,558,555.14 = 28,656,652.16 : x - Step 2: Convert to fraction form
48,236,267/66,558,555.14 = 28,656,652.16/x - Step 3: Cross multiply
48,236,267x = 66,558,555.14 × 28,656,652.16 - Step 4: Simplify right side
48,236,267x = 1,907,345,362,919,160.25 - Step 5: Solve for x
x = 1,907,345,362,919,160.25/48,236,267 - Step 6: Final answer
x = 39,541,728.28
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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.