Finding the Fourth Proportional to 16,338,747.60, 24,508,121.40 and 15,107,029.20
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Solution
The fourth proportional to 16,338,747.60, 24,508,121.40 and 15,107,029.20 is: 22,660,543.80
Step by Step Solution
- Step 1: Write the proportion equation
16,338,747.60 : 24,508,121.40 = 15,107,029.20 : x - Step 2: Convert to fraction form
16,338,747.60/24,508,121.40 = 15,107,029.20/x - Step 3: Cross multiply
16,338,747.60x = 24,508,121.40 × 15,107,029.20 - Step 4: Simplify right side
16,338,747.60x = 370,244,905,626,944.81 - Step 5: Solve for x
x = 370,244,905,626,944.81/16,338,747.60 - Step 6: Final answer
x = 22,660,543.80
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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.