Finding the Fourth Proportional to 7,292,211.03, 10,063,454.13 and 4,029,236.01
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Solution
The fourth proportional to 7,292,211.03, 10,063,454.13 and 4,029,236.01 is: 5,560,457.81
Step by Step Solution
- Step 1: Write the proportion equation
7,292,211.03 : 10,063,454.13 = 4,029,236.01 : x - Step 2: Convert to fraction form
7,292,211.03/10,063,454.13 = 4,029,236.01/x - Step 3: Cross multiply
7,292,211.03x = 10,063,454.13 × 4,029,236.01 - Step 4: Simplify right side
7,292,211.03x = 40,548,031,765,579.22 - Step 5: Solve for x
x = 40,548,031,765,579.22/7,292,211.03 - Step 6: Final answer
x = 5,560,457.81
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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.