Finding the Fourth Proportional to 16,235,563.91, 22,396,583.79 and 10,038,629.68
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Solution
The fourth proportional to 16,235,563.91, 22,396,583.79 and 10,038,629.68 is: 13,848,056.77
Step by Step Solution
- Step 1: Write the proportion equation
16,235,563.91 : 22,396,583.79 = 10,038,629.68 : x - Step 2: Convert to fraction form
16,235,563.91/22,396,583.79 = 10,038,629.68/x - Step 3: Cross multiply
16,235,563.91x = 22,396,583.79 × 10,038,629.68 - Step 4: Simplify right side
16,235,563.91x = 224,831,010,708,909.44 - Step 5: Solve for x
x = 224,831,010,708,909.44/16,235,563.91 - Step 6: Final answer
x = 13,848,056.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.