Finding the Fourth Proportional to 49,576,859.18, 68,417,725.10 and 27,551,286.94
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Solution
The fourth proportional to 49,576,859.18, 68,417,725.10 and 27,551,286.94 is: 38,021,698.17
Step by Step Solution
- Step 1: Write the proportion equation
49,576,859.18 : 68,417,725.10 = 27,551,286.94 : x - Step 2: Convert to fraction form
49,576,859.18/68,417,725.10 = 27,551,286.94/x - Step 3: Cross multiply
49,576,859.18x = 68,417,725.10 × 27,551,286.94 - Step 4: Simplify right side
49,576,859.18x = 1,884,996,376,035,522.75 - Step 5: Solve for x
x = 1,884,996,376,035,522.75/49,576,859.18 - Step 6: Final answer
x = 38,021,698.17
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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.