Finding the Fourth Proportional to 33,854,238.72, 46,718,703.36 and 18,384,195.84
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Solution
The fourth proportional to 33,854,238.72, 46,718,703.36 and 18,384,195.84 is: 25,370,110.94
Step by Step Solution
- Step 1: Write the proportion equation
33,854,238.72 : 46,718,703.36 = 18,384,195.84 : x - Step 2: Convert to fraction form
33,854,238.72/46,718,703.36 = 18,384,195.84/x - Step 3: Cross multiply
33,854,238.72x = 46,718,703.36 × 18,384,195.84 - Step 4: Simplify right side
33,854,238.72x = 858,885,791,961,106 - Step 5: Solve for x
x = 858,885,791,961,106/33,854,238.72 - Step 6: Final answer
x = 25,370,110.94
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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.