Finding the Fourth Proportional to 27,674,177.08, 38,190,140.19 and 15,285,119.84
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Solution
The fourth proportional to 27,674,177.08, 38,190,140.19 and 15,285,119.84 is: 21,093,341.56
Step by Step Solution
- Step 1: Write the proportion equation
27,674,177.08 : 38,190,140.19 = 15,285,119.84 : x - Step 2: Convert to fraction form
27,674,177.08/38,190,140.19 = 15,285,119.84/x - Step 3: Cross multiply
27,674,177.08x = 38,190,140.19 × 15,285,119.84 - Step 4: Simplify right side
27,674,177.08x = 583,740,869,510,550.38 - Step 5: Solve for x
x = 583,740,869,510,550.38/27,674,177.08 - Step 6: Final answer
x = 21,093,341.56
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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.