Finding the Fourth Proportional to 11,295,133.14, 15,587,381.16 and 6,138,495.75
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Solution
The fourth proportional to 11,295,133.14, 15,587,381.16 and 6,138,495.75 is: 8,471,177.08
Step by Step Solution
- Step 1: Write the proportion equation
11,295,133.14 : 15,587,381.16 = 6,138,495.75 : x - Step 2: Convert to fraction form
11,295,133.14/15,587,381.16 = 6,138,495.75/x - Step 3: Cross multiply
11,295,133.14x = 15,587,381.16 × 6,138,495.75 - Step 4: Simplify right side
11,295,133.14x = 95,683,073,004,290.08 - Step 5: Solve for x
x = 95,683,073,004,290.08/11,295,133.14 - Step 6: Final answer
x = 8,471,177.08
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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.