Finding the Fourth Proportional to 23,015,808.28, 34,528,260.37 and 8,442,863.08
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Solution
The fourth proportional to 23,015,808.28, 34,528,260.37 and 8,442,863.08 is: 12,665,962.93
Step by Step Solution
- Step 1: Write the proportion equation
23,015,808.28 : 34,528,260.37 = 8,442,863.08 : x - Step 2: Convert to fraction form
23,015,808.28/34,528,260.37 = 8,442,863.08/x - Step 3: Cross multiply
23,015,808.28x = 34,528,260.37 × 8,442,863.08 - Step 4: Simplify right side
23,015,808.28x = 291,517,374,602,894.25 - Step 5: Solve for x
x = 291,517,374,602,894.25/23,015,808.28 - Step 6: Final answer
x = 12,665,962.93
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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.