Finding the Fourth Proportional to 9,452,230.80, 14,146,853.40 and 8,696,403.60
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Solution
The fourth proportional to 9,452,230.80, 14,146,853.40 and 8,696,403.60 is: 13,015,630.85
Step by Step Solution
- Step 1: Write the proportion equation
9,452,230.80 : 14,146,853.40 = 8,696,403.60 : x - Step 2: Convert to fraction form
9,452,230.80/14,146,853.40 = 8,696,403.60/x - Step 3: Cross multiply
9,452,230.80x = 14,146,853.40 × 8,696,403.60 - Step 4: Simplify right side
9,452,230.80x = 123,026,746,836,432.23 - Step 5: Solve for x
x = 123,026,746,836,432.23/9,452,230.80 - Step 6: Final answer
x = 13,015,630.85
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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.