Finding the Fourth Proportional to 27,146,695.68, 37,463,155.20 and 14,923,860.48
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Solution
The fourth proportional to 27,146,695.68, 37,463,155.20 and 14,923,860.48 is: 20,595,320.62
Step by Step Solution
- Step 1: Write the proportion equation
27,146,695.68 : 37,463,155.20 = 14,923,860.48 : x - Step 2: Convert to fraction form
27,146,695.68/37,463,155.20 = 14,923,860.48/x - Step 3: Cross multiply
27,146,695.68x = 37,463,155.20 × 14,923,860.48 - Step 4: Simplify right side
27,146,695.68x = 559,094,901,345,386.56 - Step 5: Solve for x
x = 559,094,901,345,386.56/27,146,695.68 - Step 6: Final answer
x = 20,595,320.62
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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.