Finding the Fourth Proportional to 19,154,029.75, 26,433,123.30 and 10,452,763.96
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Solution
The fourth proportional to 19,154,029.75, 26,433,123.30 and 10,452,763.96 is: 14,425,121.09
Step by Step Solution
- Step 1: Write the proportion equation
19,154,029.75 : 26,433,123.30 = 10,452,763.96 : x - Step 2: Convert to fraction form
19,154,029.75/26,433,123.30 = 10,452,763.96/x - Step 3: Cross multiply
19,154,029.75x = 26,433,123.30 × 10,452,763.96 - Step 4: Simplify right side
19,154,029.75x = 276,299,198,514,393.47 - Step 5: Solve for x
x = 276,299,198,514,393.47/19,154,029.75 - Step 6: Final answer
x = 14,425,121.09
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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.