Finding the Fourth Proportional to 49,473,906.32, 68,273,964.32 and 27,147,038.99
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Solution
The fourth proportional to 49,473,906.32, 68,273,964.32 and 27,147,038.99 is: 37,462,899.31
Step by Step Solution
- Step 1: Write the proportion equation
49,473,906.32 : 68,273,964.32 = 27,147,038.99 : x - Step 2: Convert to fraction form
49,473,906.32/68,273,964.32 = 27,147,038.99/x - Step 3: Cross multiply
49,473,906.32x = 68,273,964.32 × 27,147,038.99 - Step 4: Simplify right side
49,473,906.32x = 1,853,435,970,919,803.75 - Step 5: Solve for x
x = 1,853,435,970,919,803.75/49,473,906.32 - Step 6: Final answer
x = 37,462,899.31
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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.