Finding the Fourth Proportional to 7,033,741.96, 10,549,136.70 and 1,983,871.48
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Solution
The fourth proportional to 7,033,741.96, 10,549,136.70 and 1,983,871.48 is: 2,975,390.85
Step by Step Solution
- Step 1: Write the proportion equation
7,033,741.96 : 10,549,136.70 = 1,983,871.48 : x - Step 2: Convert to fraction form
7,033,741.96/10,549,136.70 = 1,983,871.48/x - Step 3: Cross multiply
7,033,741.96x = 10,549,136.70 × 1,983,871.48 - Step 4: Simplify right side
7,033,741.96x = 20,928,131,437,751.31 - Step 5: Solve for x
x = 20,928,131,437,751.31/7,033,741.96 - Step 6: Final answer
x = 2,975,390.85
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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.