Finding the Fourth Proportional to 22,235,733.96, 30,687,064.84 and 16,382,132.76
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Solution
The fourth proportional to 22,235,733.96, 30,687,064.84 and 16,382,132.76 is: 22,608,633.97
Step by Step Solution
- Step 1: Write the proportion equation
22,235,733.96 : 30,687,064.84 = 16,382,132.76 : x - Step 2: Convert to fraction form
22,235,733.96/30,687,064.84 = 16,382,132.76/x - Step 3: Cross multiply
22,235,733.96x = 30,687,064.84 × 16,382,132.76 - Step 4: Simplify right side
22,235,733.96x = 502,719,570,223,608.12 - Step 5: Solve for x
x = 502,719,570,223,608.12/22,235,733.96 - Step 6: Final answer
x = 22,608,633.97
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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.