Finding the Fourth Proportional to 26,582,422.80, 39,873,634.20 and 20,125,414.68
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Solution
The fourth proportional to 26,582,422.80, 39,873,634.20 and 20,125,414.68 is: 30,188,122.02
Step by Step Solution
- Step 1: Write the proportion equation
26,582,422.80 : 39,873,634.20 = 20,125,414.68 : x - Step 2: Convert to fraction form
26,582,422.80/39,873,634.20 = 20,125,414.68/x - Step 3: Cross multiply
26,582,422.80x = 39,873,634.20 × 20,125,414.68 - Step 4: Simplify right side
26,582,422.80x = 802,473,423,073,630.12 - Step 5: Solve for x
x = 802,473,423,073,630.12/26,582,422.80 - Step 6: Final answer
x = 30,188,122.02
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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.