Finding the Fourth Proportional to 16,612,518.28, 22,925,279.84 and 9,170,184.84
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Solution
The fourth proportional to 16,612,518.28, 22,925,279.84 and 9,170,184.84 is: 12,654,857.63
Step by Step Solution
- Step 1: Write the proportion equation
16,612,518.28 : 22,925,279.84 = 9,170,184.84 : x - Step 2: Convert to fraction form
16,612,518.28/22,925,279.84 = 9,170,184.84/x - Step 3: Cross multiply
16,612,518.28x = 22,925,279.84 × 9,170,184.84 - Step 4: Simplify right side
16,612,518.28x = 210,229,053,641,525.62 - Step 5: Solve for x
x = 210,229,053,641,525.62/16,612,518.28 - Step 6: Final answer
x = 12,654,857.63
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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.