Finding the Fourth Proportional to 48,487,947.09, 66,914,784.26 and 26,462,860.08
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Solution
The fourth proportional to 48,487,947.09, 66,914,784.26 and 26,462,860.08 is: 36,519,520.41
Step by Step Solution
- Step 1: Write the proportion equation
48,487,947.09 : 66,914,784.26 = 26,462,860.08 : x - Step 2: Convert to fraction form
48,487,947.09/66,914,784.26 = 26,462,860.08/x - Step 3: Cross multiply
48,487,947.09x = 66,914,784.26 × 26,462,860.08 - Step 4: Simplify right side
48,487,947.09x = 1,770,756,573,397,006.50 - Step 5: Solve for x
x = 1,770,756,573,397,006.50/48,487,947.09 - Step 6: Final answer
x = 36,519,520.41
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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.