Finding the Fourth Proportional to 16,268,278.95, 22,450,638.12 and 8,926,110.14
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Solution
The fourth proportional to 16,268,278.95, 22,450,638.12 and 8,926,110.14 is: 12,318,258.68
Step by Step Solution
- Step 1: Write the proportion equation
16,268,278.95 : 22,450,638.12 = 8,926,110.14 : x - Step 2: Convert to fraction form
16,268,278.95/22,450,638.12 = 8,926,110.14/x - Step 3: Cross multiply
16,268,278.95x = 22,450,638.12 × 8,926,110.14 - Step 4: Simplify right side
16,268,278.95x = 200,396,868,460,149.34 - Step 5: Solve for x
x = 200,396,868,460,149.34/16,268,278.95 - Step 6: Final answer
x = 12,318,258.68
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1.5x scale
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.