Finding the Fourth Proportional to 5,627,812.51, 8,441,722.05 and 3,952,395.55
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Solution
The fourth proportional to 5,627,812.51, 8,441,722.05 and 3,952,395.55 is: 5,928,595.63
Step by Step Solution
- Step 1: Write the proportion equation
5,627,812.51 : 8,441,722.05 = 3,952,395.55 : x - Step 2: Convert to fraction form
5,627,812.51/8,441,722.05 = 3,952,395.55/x - Step 3: Cross multiply
5,627,812.51x = 8,441,722.05 × 3,952,395.55 - Step 4: Simplify right side
5,627,812.51x = 33,365,024,664,756.88 - Step 5: Solve for x
x = 33,365,024,664,756.88/5,627,812.51 - Step 6: Final answer
x = 5,928,595.63
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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.