Finding the Fourth Proportional to 9,489,997.01, 13,096,202.97 and 5,139,088.08
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Solution
The fourth proportional to 9,489,997.01, 13,096,202.97 and 5,139,088.08 is: 7,091,945.39
Step by Step Solution
- Step 1: Write the proportion equation
9,489,997.01 : 13,096,202.97 = 5,139,088.08 : x - Step 2: Convert to fraction form
9,489,997.01/13,096,202.97 = 5,139,088.08/x - Step 3: Cross multiply
9,489,997.01x = 13,096,202.97 × 5,139,088.08 - Step 4: Simplify right side
9,489,997.01x = 67,302,540,576,387.60 - Step 5: Solve for x
x = 67,302,540,576,387.60/9,489,997.01 - Step 6: Final answer
x = 7,091,945.39
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1.5x scale
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.