Finding the Fourth Proportional to 34,660,237.82, 47,832,622.88 and 19,190,322.48
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Solution
The fourth proportional to 34,660,237.82, 47,832,622.88 and 19,190,322.48 is: 26,483,472.59
Step by Step Solution
- Step 1: Write the proportion equation
34,660,237.82 : 47,832,622.88 = 19,190,322.48 : x - Step 2: Convert to fraction form
34,660,237.82/47,832,622.88 = 19,190,322.48/x - Step 3: Cross multiply
34,660,237.82x = 47,832,622.88 × 19,190,322.48 - Step 4: Simplify right side
34,660,237.82x = 917,923,458,131,426.38 - Step 5: Solve for x
x = 917,923,458,131,426.38/34,660,237.82 - Step 6: Final answer
x = 26,483,472.59
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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.