Finding the Fourth Proportional to 12,133,530.93, 16,744,246.13 and 6,626,906.26
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Solution
The fourth proportional to 12,133,530.93, 16,744,246.13 and 6,626,906.26 is: 9,145,116.14
Step by Step Solution
- Step 1: Write the proportion equation
12,133,530.93 : 16,744,246.13 = 6,626,906.26 : x - Step 2: Convert to fraction form
12,133,530.93/16,744,246.13 = 6,626,906.26/x - Step 3: Cross multiply
12,133,530.93x = 16,744,246.13 × 6,626,906.26 - Step 4: Simplify right side
12,133,530.93x = 110,962,549,497,877.78 - Step 5: Solve for x
x = 110,962,549,497,877.78/12,133,530.93 - Step 6: Final answer
x = 9,145,116.14
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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.