Finding the Fourth Proportional to 7,321,414.08, 10,975,589.28 and 3,725,169.60
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Solution
The fourth proportional to 7,321,414.08, 10,975,589.28 and 3,725,169.60 is: 5,584,430.97
Step by Step Solution
- Step 1: Write the proportion equation
7,321,414.08 : 10,975,589.28 = 3,725,169.60 : x - Step 2: Convert to fraction form
7,321,414.08/10,975,589.28 = 3,725,169.60/x - Step 3: Cross multiply
7,321,414.08x = 10,975,589.28 × 3,725,169.60 - Step 4: Simplify right side
7,321,414.08x = 40,885,931,527,941.88 - Step 5: Solve for x
x = 40,885,931,527,941.88/7,321,414.08 - Step 6: Final answer
x = 5,584,430.97
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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.