Finding the Fourth Proportional to 8,207,567.92, 12,308,328.96 and 2,814,775.84
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Solution
The fourth proportional to 8,207,567.92, 12,308,328.96 and 2,814,775.84 is: 4,221,127.05
Step by Step Solution
- Step 1: Write the proportion equation
8,207,567.92 : 12,308,328.96 = 2,814,775.84 : x - Step 2: Convert to fraction form
8,207,567.92/12,308,328.96 = 2,814,775.84/x - Step 3: Cross multiply
8,207,567.92x = 12,308,328.96 × 2,814,775.84 - Step 4: Simplify right side
8,207,567.92x = 34,645,186,987,380.33 - Step 5: Solve for x
x = 34,645,186,987,380.33/8,207,567.92 - Step 6: Final answer
x = 4,221,127.05
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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.