Finding the Fourth Proportional to 8,029,136.48, 11,080,219.50 and 4,358,053.84
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Solution
The fourth proportional to 8,029,136.48, 11,080,219.50 and 4,358,053.84 is: 6,014,120.36
Step by Step Solution
- Step 1: Write the proportion equation
8,029,136.48 : 11,080,219.50 = 4,358,053.84 : x - Step 2: Convert to fraction form
8,029,136.48/11,080,219.50 = 4,358,053.84/x - Step 3: Cross multiply
8,029,136.48x = 11,080,219.50 × 4,358,053.84 - Step 4: Simplify right side
8,029,136.48x = 48,288,193,140,017.88 - Step 5: Solve for x
x = 48,288,193,140,017.88/8,029,136.48 - Step 6: Final answer
x = 6,014,120.36
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1.5x scale
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.