Finding the Fourth Proportional to 16,403,793.80, 24,605,690.70 and 7,305,873.80
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Solution
The fourth proportional to 16,403,793.80, 24,605,690.70 and 7,305,873.80 is: 10,958,810.70
Step by Step Solution
- Step 1: Write the proportion equation
16,403,793.80 : 24,605,690.70 = 7,305,873.80 : x - Step 2: Convert to fraction form
16,403,793.80/24,605,690.70 = 7,305,873.80/x - Step 3: Cross multiply
16,403,793.80x = 24,605,690.70 × 7,305,873.80 - Step 4: Simplify right side
16,403,793.80x = 179,766,071,016,033.66 - Step 5: Solve for x
x = 179,766,071,016,033.66/16,403,793.80 - Step 6: Final answer
x = 10,958,810.70
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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.