Finding the Fourth Proportional to 16,138,329.24, 22,270,750.36 and 8,796,162
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Solution
The fourth proportional to 16,138,329.24, 22,270,750.36 and 8,796,162 is: 12,138,625.08
Step by Step Solution
- Step 1: Write the proportion equation
16,138,329.24 : 22,270,750.36 = 8,796,162 : x - Step 2: Convert to fraction form
16,138,329.24/22,270,750.36 = 8,796,162/x - Step 3: Cross multiply
16,138,329.24x = 22,270,750.36 × 8,796,162 - Step 4: Simplify right side
16,138,329.24x = 195,897,128,028,118.31 - Step 5: Solve for x
x = 195,897,128,028,118.31/16,138,329.24 - Step 6: Final answer
x = 12,138,625.08
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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.