Finding the Fourth Proportional to 17,374,927.40, 26,074,832.70 and 7,284,789.80
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Solution
The fourth proportional to 17,374,927.40, 26,074,832.70 and 7,284,789.80 is: 10,932,401.09
Step by Step Solution
- Step 1: Write the proportion equation
17,374,927.40 : 26,074,832.70 = 7,284,789.80 : x - Step 2: Convert to fraction form
17,374,927.40/26,074,832.70 = 7,284,789.80/x - Step 3: Cross multiply
17,374,927.40x = 26,074,832.70 × 7,284,789.80 - Step 4: Simplify right side
17,374,927.40x = 189,949,675,289,666.44 - Step 5: Solve for x
x = 189,949,675,289,666.44/17,374,927.40 - Step 6: Final answer
x = 10,932,401.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.