Finding the Fourth Proportional to 22,129,793.12, 33,194,690.40 and 5,955,780.80
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Solution
The fourth proportional to 22,129,793.12, 33,194,690.40 and 5,955,780.80 is: 8,933,671.39
Step by Step Solution
- Step 1: Write the proportion equation
22,129,793.12 : 33,194,690.40 = 5,955,780.80 : x - Step 2: Convert to fraction form
22,129,793.12/33,194,690.40 = 5,955,780.80/x - Step 3: Cross multiply
22,129,793.12x = 33,194,690.40 × 5,955,780.80 - Step 4: Simplify right side
22,129,793.12x = 197,700,299,746,264.31 - Step 5: Solve for x
x = 197,700,299,746,264.31/22,129,793.12 - Step 6: Final answer
x = 8,933,671.39
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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.