Finding the Fourth Proportional to 44,781,901.98, 61,818,092.70 and 30,106,080.12
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Solution
The fourth proportional to 44,781,901.98, 61,818,092.70 and 30,106,080.12 is: 41,559,209.62
Step by Step Solution
- Step 1: Write the proportion equation
44,781,901.98 : 61,818,092.70 = 30,106,080.12 : x - Step 2: Convert to fraction form
44,781,901.98/61,818,092.70 = 30,106,080.12/x - Step 3: Cross multiply
44,781,901.98x = 61,818,092.70 × 30,106,080.12 - Step 4: Simplify right side
44,781,901.98x = 1,861,100,451,691,787.25 - Step 5: Solve for x
x = 1,861,100,451,691,787.25/44,781,901.98 - Step 6: Final answer
x = 41,559,209.62
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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.