Finding the Fourth Proportional to 25,959,502.45, 35,835,144.30 and 16,174,780.99
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Solution
The fourth proportional to 25,959,502.45, 35,835,144.30 and 16,174,780.99 is: 22,328,070.88
Step by Step Solution
- Step 1: Write the proportion equation
25,959,502.45 : 35,835,144.30 = 16,174,780.99 : x - Step 2: Convert to fraction form
25,959,502.45/35,835,144.30 = 16,174,780.99/x - Step 3: Cross multiply
25,959,502.45x = 35,835,144.30 × 16,174,780.99 - Step 4: Simplify right side
25,959,502.45x = 579,625,610,707,959 - Step 5: Solve for x
x = 579,625,610,707,959/25,959,502.45 - Step 6: Final answer
x = 22,328,070.88
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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.