Finding the Fourth Proportional to 5,676,043.99, 8,509,003.98 and 2,080,973.20
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Solution
The fourth proportional to 5,676,043.99, 8,509,003.98 and 2,080,973.20 is: 3,119,603.95
Step by Step Solution
- Step 1: Write the proportion equation
5,676,043.99 : 8,509,003.98 = 2,080,973.20 : x - Step 2: Convert to fraction form
5,676,043.99/8,509,003.98 = 2,080,973.20/x - Step 3: Cross multiply
5,676,043.99x = 8,509,003.98 × 2,080,973.20 - Step 4: Simplify right side
5,676,043.99x = 17,707,009,241,073.34 - Step 5: Solve for x
x = 17,707,009,241,073.34/5,676,043.99 - Step 6: Final answer
x = 3,119,603.95
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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.