Finding the Fourth Proportional to 29,305,626.35, 40,438,883.36 and 16,252,657.79
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Solution
The fourth proportional to 29,305,626.35, 40,438,883.36 and 16,252,657.79 is: 22,427,069.97
Step by Step Solution
- Step 1: Write the proportion equation
29,305,626.35 : 40,438,883.36 = 16,252,657.79 : x - Step 2: Convert to fraction form
29,305,626.35/40,438,883.36 = 16,252,657.79/x - Step 3: Cross multiply
29,305,626.35x = 40,438,883.36 × 16,252,657.79 - Step 4: Simplify right side
29,305,626.35x = 657,239,332,578,542 - Step 5: Solve for x
x = 657,239,332,578,542/29,305,626.35 - Step 6: Final answer
x = 22,427,069.97
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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.