Finding the Fourth Proportional to 49,405,445.69, 68,178,682.58 and 27,378,900.23
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Solution
The fourth proportional to 49,405,445.69, 68,178,682.58 and 27,378,900.23 is: 37,782,420.98
Step by Step Solution
- Step 1: Write the proportion equation
49,405,445.69 : 68,178,682.58 = 27,378,900.23 : x - Step 2: Convert to fraction form
49,405,445.69/68,178,682.58 = 27,378,900.23/x - Step 3: Cross multiply
49,405,445.69x = 68,178,682.58 × 27,378,900.23 - Step 4: Simplify right side
49,405,445.69x = 1,866,657,347,692,871.25 - Step 5: Solve for x
x = 1,866,657,347,692,871.25/49,405,445.69 - Step 6: Final answer
x = 37,782,420.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.