Finding the Fourth Proportional to 51,641,087.94, 71,264,701.26 and 28,436,159.70
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Solution
The fourth proportional to 51,641,087.94, 71,264,701.26 and 28,436,159.70 is: 39,241,900.33
Step by Step Solution
- Step 1: Write the proportion equation
51,641,087.94 : 71,264,701.26 = 28,436,159.70 : x - Step 2: Convert to fraction form
51,641,087.94/71,264,701.26 = 28,436,159.70/x - Step 3: Cross multiply
51,641,087.94x = 71,264,701.26 × 28,436,159.70 - Step 4: Simplify right side
51,641,087.94x = 2,026,494,426,002,151.25 - Step 5: Solve for x
x = 2,026,494,426,002,151.25/51,641,087.94 - Step 6: Final answer
x = 39,241,900.33
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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.