Finding the Fourth Proportional to 32,187,495.90, 44,415,385.11 and 18,437,039.58
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Solution
The fourth proportional to 32,187,495.90, 44,415,385.11 and 18,437,039.58 is: 25,441,190.45
Step by Step Solution
- Step 1: Write the proportion equation
32,187,495.90 : 44,415,385.11 = 18,437,039.58 : x - Step 2: Convert to fraction form
32,187,495.90/44,415,385.11 = 18,437,039.58/x - Step 3: Cross multiply
32,187,495.90x = 44,415,385.11 × 18,437,039.58 - Step 4: Simplify right side
32,187,495.90x = 818,888,213,234,012.62 - Step 5: Solve for x
x = 818,888,213,234,012.62/32,187,495.90 - Step 6: Final answer
x = 25,441,190.45
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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.