Finding the Fourth Proportional to 22,910,158.08, 31,616,133.84 and 12,597,544.80
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Solution
The fourth proportional to 22,910,158.08, 31,616,133.84 and 12,597,544.80 is: 17,384,675.44
Step by Step Solution
- Step 1: Write the proportion equation
22,910,158.08 : 31,616,133.84 = 12,597,544.80 : x - Step 2: Convert to fraction form
22,910,158.08/31,616,133.84 = 12,597,544.80/x - Step 3: Cross multiply
22,910,158.08x = 31,616,133.84 × 12,597,544.80 - Step 4: Simplify right side
22,910,158.08x = 398,285,662,452,196.06 - Step 5: Solve for x
x = 398,285,662,452,196.06/22,910,158.08 - Step 6: Final answer
x = 17,384,675.44
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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.