Finding the Fourth Proportional to 7,254,514.99, 10,011,310.14 and 3,946,828.02
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Solution
The fourth proportional to 7,254,514.99, 10,011,310.14 and 3,946,828.02 is: 5,446,665.90
Step by Step Solution
- Step 1: Write the proportion equation
7,254,514.99 : 10,011,310.14 = 3,946,828.02 : x - Step 2: Convert to fraction form
7,254,514.99/10,011,310.14 = 3,946,828.02/x - Step 3: Cross multiply
7,254,514.99x = 10,011,310.14 × 3,946,828.02 - Step 4: Simplify right side
7,254,514.99x = 39,512,919,436,478.62 - Step 5: Solve for x
x = 39,512,919,436,478.62/7,254,514.99 - Step 6: Final answer
x = 5,446,665.90
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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.