Finding the Fourth Proportional to 49,440,335.80, 68,221,391.44 and 27,107,445.36
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Solution
The fourth proportional to 49,440,335.80, 68,221,391.44 and 27,107,445.36 is: 37,404,835.77
Step by Step Solution
- Step 1: Write the proportion equation
49,440,335.80 : 68,221,391.44 = 27,107,445.36 : x - Step 2: Convert to fraction form
49,440,335.80/68,221,391.44 = 27,107,445.36/x - Step 3: Cross multiply
49,440,335.80x = 68,221,391.44 × 27,107,445.36 - Step 4: Simplify right side
49,440,335.80x = 1,849,307,640,842,971.50 - Step 5: Solve for x
x = 1,849,307,640,842,971.50/49,440,335.80 - Step 6: Final answer
x = 37,404,835.77
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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.