Finding the Fourth Proportional to 9,952,811.70, 14,929,217.55 and 3,226,053.30
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Solution
The fourth proportional to 9,952,811.70, 14,929,217.55 and 3,226,053.30 is: 4,839,079.95
Step by Step Solution
- Step 1: Write the proportion equation
9,952,811.70 : 14,929,217.55 = 3,226,053.30 : x - Step 2: Convert to fraction form
9,952,811.70/14,929,217.55 = 3,226,053.30/x - Step 3: Cross multiply
9,952,811.70x = 14,929,217.55 × 3,226,053.30 - Step 4: Simplify right side
9,952,811.70x = 48,162,451,543,595.41 - Step 5: Solve for x
x = 48,162,451,543,595.41/9,952,811.70 - Step 6: Final answer
x = 4,839,079.95
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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.