Finding the Fourth Proportional to 5,356,201.06, 8,030,809.68 and 1,943,844.40
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Solution
The fourth proportional to 5,356,201.06, 8,030,809.68 and 1,943,844.40 is: 2,914,499.33
Step by Step Solution
- Step 1: Write the proportion equation
5,356,201.06 : 8,030,809.68 = 1,943,844.40 : x - Step 2: Convert to fraction form
5,356,201.06/8,030,809.68 = 1,943,844.40/x - Step 3: Cross multiply
5,356,201.06x = 8,030,809.68 × 1,943,844.40 - Step 4: Simplify right side
5,356,201.06x = 15,610,644,423,933.79 - Step 5: Solve for x
x = 15,610,644,423,933.79/5,356,201.06 - Step 6: Final answer
x = 2,914,499.33
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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.