Finding the Fourth Proportional to 49,309,663.04, 68,043,639.84 and 27,575,432
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Solution
The fourth proportional to 49,309,663.04, 68,043,639.84 and 27,575,432 is: 38,052,029.72
Step by Step Solution
- Step 1: Write the proportion equation
49,309,663.04 : 68,043,639.84 = 27,575,432 : x - Step 2: Convert to fraction form
49,309,663.04/68,043,639.84 = 27,575,432/x - Step 3: Cross multiply
49,309,663.04x = 68,043,639.84 × 27,575,432 - Step 4: Simplify right side
49,309,663.04x = 1,876,332,763,440,411 - Step 5: Solve for x
x = 1,876,332,763,440,411/49,309,663.04 - Step 6: Final answer
x = 38,052,029.72
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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.