Finding the Fourth Proportional to 53,901,996.90, 80,863,492.95 and 15,564,761.70
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Solution
The fourth proportional to 53,901,996.90, 80,863,492.95 and 15,564,761.70 is: 23,350,173.84
Step by Step Solution
- Step 1: Write the proportion equation
53,901,996.90 : 80,863,492.95 = 15,564,761.70 : x - Step 2: Convert to fraction form
53,901,996.90/80,863,492.95 = 15,564,761.70/x - Step 3: Cross multiply
53,901,996.90x = 80,863,492.95 × 15,564,761.70 - Step 4: Simplify right side
53,901,996.90x = 1,258,620,997,996,380 - Step 5: Solve for x
x = 1,258,620,997,996,380/53,901,996.90 - Step 6: Final answer
x = 23,350,173.84
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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.