Finding the Fourth Proportional to 14,862,805.10, 22,294,207.65 and 8,485,513.10
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Solution
The fourth proportional to 14,862,805.10, 22,294,207.65 and 8,485,513.10 is: 12,728,269.65
Step by Step Solution
- Step 1: Write the proportion equation
14,862,805.10 : 22,294,207.65 = 8,485,513.10 : x - Step 2: Convert to fraction form
14,862,805.10/22,294,207.65 = 8,485,513.10/x - Step 3: Cross multiply
14,862,805.10x = 22,294,207.65 × 8,485,513.10 - Step 4: Simplify right side
14,862,805.10x = 189,177,791,068,195.19 - Step 5: Solve for x
x = 189,177,791,068,195.19/14,862,805.10 - Step 6: Final answer
x = 12,728,269.65
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Similar ratio
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1.5x scale
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.