Finding the Fourth Proportional to 5,621,594.52, 7,757,802.84 and 3,043,275.14
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Solution
The fourth proportional to 5,621,594.52, 7,757,802.84 and 3,043,275.14 is: 4,199,720.99
Step by Step Solution
- Step 1: Write the proportion equation
5,621,594.52 : 7,757,802.84 = 3,043,275.14 : x - Step 2: Convert to fraction form
5,621,594.52/7,757,802.84 = 3,043,275.14/x - Step 3: Cross multiply
5,621,594.52x = 7,757,802.84 × 3,043,275.14 - Step 4: Simplify right side
5,621,594.52x = 23,609,128,523,993.40 - Step 5: Solve for x
x = 23,609,128,523,993.40/5,621,594.52 - Step 6: Final answer
x = 4,199,720.99
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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.