Finding the Fourth Proportional to 23,335,728.14, 32,203,310.67 and 12,881,750.54
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Solution
The fourth proportional to 23,335,728.14, 32,203,310.67 and 12,881,750.54 is: 17,776,818.97
Step by Step Solution
- Step 1: Write the proportion equation
23,335,728.14 : 32,203,310.67 = 12,881,750.54 : x - Step 2: Convert to fraction form
23,335,728.14/32,203,310.67 = 12,881,750.54/x - Step 3: Cross multiply
23,335,728.14x = 32,203,310.67 × 12,881,750.54 - Step 4: Simplify right side
23,335,728.14x = 414,835,014,613,060.25 - Step 5: Solve for x
x = 414,835,014,613,060.25/23,335,728.14 - Step 6: Final answer
x = 17,776,818.97
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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.