Finding the Fourth Proportional to 49,440,253.91, 68,221,279.35 and 27,107,362.85
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Solution
The fourth proportional to 49,440,253.91, 68,221,279.35 and 27,107,362.85 is: 37,404,722.41
Step by Step Solution
- Step 1: Write the proportion equation
49,440,253.91 : 68,221,279.35 = 27,107,362.85 : x - Step 2: Convert to fraction form
49,440,253.91/68,221,279.35 = 27,107,362.85/x - Step 3: Cross multiply
49,440,253.91x = 68,221,279.35 × 27,107,362.85 - Step 4: Simplify right side
49,440,253.91x = 1,849,298,973,090,555.50 - Step 5: Solve for x
x = 1,849,298,973,090,555.50/49,440,253.91 - Step 6: Final answer
x = 37,404,722.41
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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.