Finding the Fourth Proportional to 18,847,556.99, 28,275,878.98 and 6,549,733.41
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Solution
The fourth proportional to 18,847,556.99, 28,275,878.98 and 6,549,733.41 is: 9,826,179.02
Step by Step Solution
- Step 1: Write the proportion equation
18,847,556.99 : 28,275,878.98 = 6,549,733.41 : x - Step 2: Convert to fraction form
18,847,556.99/28,275,878.98 = 6,549,733.41/x - Step 3: Cross multiply
18,847,556.99x = 28,275,878.98 × 6,549,733.41 - Step 4: Simplify right side
18,847,556.99x = 185,199,469,117,739.62 - Step 5: Solve for x
x = 185,199,469,117,739.62/18,847,556.99 - Step 6: Final answer
x = 9,826,179.02
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1.5x scale
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.