Finding the Fourth Proportional to 29,904,387.60, 44,877,576.60 and 12,877,280.40
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Solution
The fourth proportional to 29,904,387.60, 44,877,576.60 and 12,877,280.40 is: 19,324,961.45
Step by Step Solution
- Step 1: Write the proportion equation
29,904,387.60 : 44,877,576.60 = 12,877,280.40 : x - Step 2: Convert to fraction form
29,904,387.60/44,877,576.60 = 12,877,280.40/x - Step 3: Cross multiply
29,904,387.60x = 44,877,576.60 × 12,877,280.40 - Step 4: Simplify right side
29,904,387.60x = 577,901,137,550,678.62 - Step 5: Solve for x
x = 577,901,137,550,678.62/29,904,387.60 - Step 6: Final answer
x = 19,324,961.45
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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.