Finding the Fourth Proportional to 27,739,049.67, 38,270,617.44 and 16,134,149.70
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Solution
The fourth proportional to 27,739,049.67, 38,270,617.44 and 16,134,149.70 is: 22,259,734.14
Step by Step Solution
- Step 1: Write the proportion equation
27,739,049.67 : 38,270,617.44 = 16,134,149.70 : x - Step 2: Convert to fraction form
27,739,049.67/38,270,617.44 = 16,134,149.70/x - Step 3: Cross multiply
27,739,049.67x = 38,270,617.44 × 16,134,149.70 - Step 4: Simplify right side
27,739,049.67x = 617,463,870,827,887.75 - Step 5: Solve for x
x = 617,463,870,827,887.75/27,739,049.67 - Step 6: Final answer
x = 22,259,734.14
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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.