Finding the Fourth Proportional to 32,561,969.10, 48,880,278.45 and 19,106,378.70
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Solution
The fourth proportional to 32,561,969.10, 48,880,278.45 and 19,106,378.70 is: 28,681,469.11
Step by Step Solution
- Step 1: Write the proportion equation
32,561,969.10 : 48,880,278.45 = 19,106,378.70 : x - Step 2: Convert to fraction form
32,561,969.10/48,880,278.45 = 19,106,378.70/x - Step 3: Cross multiply
32,561,969.10x = 48,880,278.45 × 19,106,378.70 - Step 4: Simplify right side
32,561,969.10x = 933,925,111,027,149 - Step 5: Solve for x
x = 933,925,111,027,149/32,561,969.10 - Step 6: Final answer
x = 28,681,469.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.