Finding the Fourth Proportional to 43,203,630.20, 64,805,511.05 and 17,644,639.61
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Solution
The fourth proportional to 43,203,630.20, 64,805,511.05 and 17,644,639.61 is: 26,466,986.26
Step by Step Solution
- Step 1: Write the proportion equation
43,203,630.20 : 64,805,511.05 = 17,644,639.61 : x - Step 2: Convert to fraction form
43,203,630.20/64,805,511.05 = 17,644,639.61/x - Step 3: Cross multiply
43,203,630.20x = 64,805,511.05 × 17,644,639.61 - Step 4: Simplify right side
43,203,630.20x = 1,143,469,887,093,800.75 - Step 5: Solve for x
x = 1,143,469,887,093,800.75/43,203,630.20 - Step 6: Final answer
x = 26,466,986.26
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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.