Finding the Fourth Proportional to 49,752,042.76, 68,656,885.74 and 27,725,056.96
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Solution
The fourth proportional to 49,752,042.76, 68,656,885.74 and 27,725,056.96 is: 38,260,058.53
Step by Step Solution
- Step 1: Write the proportion equation
49,752,042.76 : 68,656,885.74 = 27,725,056.96 : x - Step 2: Convert to fraction form
49,752,042.76/68,656,885.74 = 27,725,056.96/x - Step 3: Cross multiply
49,752,042.76x = 68,656,885.74 × 27,725,056.96 - Step 4: Simplify right side
49,752,042.76x = 1,903,516,067,837,711.75 - Step 5: Solve for x
x = 1,903,516,067,837,711.75/49,752,042.76 - Step 6: Final answer
x = 38,260,058.53
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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.