Finding the Fourth Proportional to 12,357,170.84, 17,052,731.10 and 6,924,768.92
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Solution
The fourth proportional to 12,357,170.84, 17,052,731.10 and 6,924,768.92 is: 9,556,088.84
Step by Step Solution
- Step 1: Write the proportion equation
12,357,170.84 : 17,052,731.10 = 6,924,768.92 : x - Step 2: Convert to fraction form
12,357,170.84/17,052,731.10 = 6,924,768.92/x - Step 3: Cross multiply
12,357,170.84x = 17,052,731.10 × 6,924,768.92 - Step 4: Simplify right side
12,357,170.84x = 118,086,222,322,397.42 - Step 5: Solve for x
x = 118,086,222,322,397.42/12,357,170.84 - Step 6: Final answer
x = 9,556,088.84
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1.5x scale
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.