Finding the Fourth Proportional to 10,269,144.48, 15,406,939.44 and 6,175,177.68
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Solution
The fourth proportional to 10,269,144.48, 15,406,939.44 and 6,175,177.68 is: 9,264,704.45
Step by Step Solution
- Step 1: Write the proportion equation
10,269,144.48 : 15,406,939.44 = 6,175,177.68 : x - Step 2: Convert to fraction form
10,269,144.48/15,406,939.44 = 6,175,177.68/x - Step 3: Cross multiply
10,269,144.48x = 15,406,939.44 × 6,175,177.68 - Step 4: Simplify right side
10,269,144.48x = 95,140,588,546,999.69 - Step 5: Solve for x
x = 95,140,588,546,999.69/10,269,144.48 - Step 6: Final answer
x = 9,264,704.45
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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.