Finding the Fourth Proportional to 7,652,778.03, 10,560,844.49 and 4,168,130.49
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Solution
The fourth proportional to 7,652,778.03, 10,560,844.49 and 4,168,130.49 is: 5,752,025.96
Step by Step Solution
- Step 1: Write the proportion equation
7,652,778.03 : 10,560,844.49 = 4,168,130.49 : x - Step 2: Convert to fraction form
7,652,778.03/10,560,844.49 = 4,168,130.49/x - Step 3: Cross multiply
7,652,778.03x = 10,560,844.49 × 4,168,130.49 - Step 4: Simplify right side
7,652,778.03x = 44,018,977,898,076.84 - Step 5: Solve for x
x = 44,018,977,898,076.84/7,652,778.03 - Step 6: Final answer
x = 5,752,025.96
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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.