Finding the Fourth Proportional to 49,485,543.03, 68,286,767.72 and 27,457,646.49
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Solution
The fourth proportional to 49,485,543.03, 68,286,767.72 and 27,457,646.49 is: 37,889,731.28
Step by Step Solution
- Step 1: Write the proportion equation
49,485,543.03 : 68,286,767.72 = 27,457,646.49 : x - Step 2: Convert to fraction form
49,485,543.03/68,286,767.72 = 27,457,646.49/x - Step 3: Cross multiply
49,485,543.03x = 68,286,767.72 × 27,457,646.49 - Step 4: Simplify right side
49,485,543.03x = 1,874,993,927,863,215 - Step 5: Solve for x
x = 1,874,993,927,863,215/49,485,543.03 - Step 6: Final answer
x = 37,889,731.28
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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.