Finding the Fourth Proportional to 16,220,488.70, 24,344,511.15 and 6,642,740.90
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Solution
The fourth proportional to 16,220,488.70, 24,344,511.15 and 6,642,740.90 is: 9,969,753.86
Step by Step Solution
- Step 1: Write the proportion equation
16,220,488.70 : 24,344,511.15 = 6,642,740.90 : x - Step 2: Convert to fraction form
16,220,488.70/24,344,511.15 = 6,642,740.90/x - Step 3: Cross multiply
16,220,488.70x = 24,344,511.15 × 6,642,740.90 - Step 4: Simplify right side
16,220,488.70x = 161,714,279,906,611.03 - Step 5: Solve for x
x = 161,714,279,906,611.03/16,220,488.70 - Step 6: Final answer
x = 9,969,753.86
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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.