Finding the Fourth Proportional to 29,212,993.40, 43,823,477.66 and 12,169,680.53
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Solution
The fourth proportional to 29,212,993.40, 43,823,477.66 and 12,169,680.53 is: 18,256,181.94
Step by Step Solution
- Step 1: Write the proportion equation
29,212,993.40 : 43,823,477.66 = 12,169,680.53 : x - Step 2: Convert to fraction form
29,212,993.40/43,823,477.66 = 12,169,680.53/x - Step 3: Cross multiply
29,212,993.40x = 43,823,477.66 × 12,169,680.53 - Step 4: Simplify right side
29,212,993.40x = 533,317,722,555,826.19 - Step 5: Solve for x
x = 533,317,722,555,826.19/29,212,993.40 - Step 6: Final answer
x = 18,256,181.94
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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.