Finding the Fourth Proportional to 54,652,680.97, 81,993,378.72 and 19,641,329.68
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Solution
The fourth proportional to 54,652,680.97, 81,993,378.72 and 19,641,329.68 is: 29,467,154.30
Step by Step Solution
- Step 1: Write the proportion equation
54,652,680.97 : 81,993,378.72 = 19,641,329.68 : x - Step 2: Convert to fraction form
54,652,680.97/81,993,378.72 = 19,641,329.68/x - Step 3: Cross multiply
54,652,680.97x = 81,993,378.72 × 19,641,329.68 - Step 4: Simplify right side
54,652,680.97x = 1,610,458,983,016,616.25 - Step 5: Solve for x
x = 1,610,458,983,016,616.25/54,652,680.97 - Step 6: Final answer
x = 29,467,154.30
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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.