Finding the Fourth Proportional to 26,494,845.88, 39,713,706.62 and 12,819,097.48
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Solution
The fourth proportional to 26,494,845.88, 39,713,706.62 and 12,819,097.48 is: 19,214,826.87
Step by Step Solution
- Step 1: Write the proportion equation
26,494,845.88 : 39,713,706.62 = 12,819,097.48 : x - Step 2: Convert to fraction form
26,494,845.88/39,713,706.62 = 12,819,097.48/x - Step 3: Cross multiply
26,494,845.88x = 39,713,706.62 × 12,819,097.48 - Step 4: Simplify right side
26,494,845.88x = 509,093,876,453,901.31 - Step 5: Solve for x
x = 509,093,876,453,901.31/26,494,845.88 - Step 6: Final answer
x = 19,214,826.87
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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.