Finding the Fourth Proportional to 27,685,859.24, 41,537,660.59 and 19,385,309.05
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Solution
The fourth proportional to 27,685,859.24, 41,537,660.59 and 19,385,309.05 is: 29,084,175.46
Step by Step Solution
- Step 1: Write the proportion equation
27,685,859.24 : 41,537,660.59 = 19,385,309.05 : x - Step 2: Convert to fraction form
27,685,859.24/41,537,660.59 = 19,385,309.05/x - Step 3: Cross multiply
27,685,859.24x = 41,537,660.59 × 19,385,309.05 - Step 4: Simplify right side
27,685,859.24x = 805,220,387,654,228.88 - Step 5: Solve for x
x = 805,220,387,654,228.88/27,685,859.24 - Step 6: Final answer
x = 29,084,175.46
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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.