Finding the Fourth Proportional to 56,390,205.57, 84,585,374.37 and 15,449,992.44
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Solution
The fourth proportional to 56,390,205.57, 84,585,374.37 and 15,449,992.44 is: 23,175,006.75
Step by Step Solution
- Step 1: Write the proportion equation
56,390,205.57 : 84,585,374.37 = 15,449,992.44 : x - Step 2: Convert to fraction form
56,390,205.57/84,585,374.37 = 15,449,992.44/x - Step 3: Cross multiply
56,390,205.57x = 84,585,374.37 × 15,449,992.44 - Step 4: Simplify right side
56,390,205.57x = 1,306,843,394,551,069.75 - Step 5: Solve for x
x = 1,306,843,394,551,069.75/56,390,205.57 - Step 6: Final answer
x = 23,175,006.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.