Finding the Fourth Proportional to 12,233,185.48, 16,884,364.68 and 7,759,847.08
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Solution
The fourth proportional to 12,233,185.48, 16,884,364.68 and 7,759,847.08 is: 10,710,218.38
Step by Step Solution
- Step 1: Write the proportion equation
12,233,185.48 : 16,884,364.68 = 7,759,847.08 : x - Step 2: Convert to fraction form
12,233,185.48/16,884,364.68 = 7,759,847.08/x - Step 3: Cross multiply
12,233,185.48x = 16,884,364.68 × 7,759,847.08 - Step 4: Simplify right side
12,233,185.48x = 131,020,087,959,753.14 - Step 5: Solve for x
x = 131,020,087,959,753.14/12,233,185.48 - Step 6: Final answer
x = 10,710,218.38
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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.