Finding the Fourth Proportional to 19,811,292.92, 29,691,351.48 and 8,873,486.27
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Solution
The fourth proportional to 19,811,292.92, 29,691,351.48 and 8,873,486.27 is: 13,298,768.57
Step by Step Solution
- Step 1: Write the proportion equation
19,811,292.92 : 29,691,351.48 = 8,873,486.27 : x - Step 2: Convert to fraction form
19,811,292.92/29,691,351.48 = 8,873,486.27/x - Step 3: Cross multiply
19,811,292.92x = 29,691,351.48 × 8,873,486.27 - Step 4: Simplify right side
19,811,292.92x = 263,465,799,695,524.16 - Step 5: Solve for x
x = 263,465,799,695,524.16/19,811,292.92 - Step 6: Final answer
x = 13,298,768.57
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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.