Finding the Fourth Proportional to 49,725,929.70, 74,588,894.55 and 25,456,790.70
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Solution
The fourth proportional to 49,725,929.70, 74,588,894.55 and 25,456,790.70 is: 38,185,186.05
Step by Step Solution
- Step 1: Write the proportion equation
49,725,929.70 : 74,588,894.55 = 25,456,790.70 : x - Step 2: Convert to fraction form
49,725,929.70/74,588,894.55 = 25,456,790.70/x - Step 3: Cross multiply
49,725,929.70x = 74,588,894.55 × 25,456,790.70 - Step 4: Simplify right side
49,725,929.70x = 1,898,793,877,103,720.50 - Step 5: Solve for x
x = 1,898,793,877,103,720.50/49,725,929.70 - Step 6: Final answer
x = 38,185,186.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.