Finding the Fourth Proportional to 35,328,473.70, 48,758,456.97 and 19,859,832.42
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Solution
The fourth proportional to 35,328,473.70, 48,758,456.97 and 19,859,832.42 is: 27,409,471.26
Step by Step Solution
- Step 1: Write the proportion equation
35,328,473.70 : 48,758,456.97 = 19,859,832.42 : x - Step 2: Convert to fraction form
35,328,473.70/48,758,456.97 = 19,859,832.42/x - Step 3: Cross multiply
35,328,473.70x = 48,758,456.97 × 19,859,832.42 - Step 4: Simplify right side
35,328,473.70x = 968,334,784,481,981 - Step 5: Solve for x
x = 968,334,784,481,981/35,328,473.70 - Step 6: Final answer
x = 27,409,471.26
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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.