Finding the Fourth Proportional to 7,168,073.80, 10,752,110.70 and 2,440,265.80
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Solution
The fourth proportional to 7,168,073.80, 10,752,110.70 and 2,440,265.80 is: 3,660,398.70
Step by Step Solution
- Step 1: Write the proportion equation
7,168,073.80 : 10,752,110.70 = 2,440,265.80 : x - Step 2: Convert to fraction form
7,168,073.80/10,752,110.70 = 2,440,265.80/x - Step 3: Cross multiply
7,168,073.80x = 10,752,110.70 × 2,440,265.80 - Step 4: Simplify right side
7,168,073.80x = 26,238,008,019,024.05 - Step 5: Solve for x
x = 26,238,008,019,024.05/7,168,073.80 - Step 6: Final answer
x = 3,660,398.70
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1.5x scale
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.