Finding the Fourth Proportional to 8,889,487.05, 13,334,230.58 and 6,649,999.05
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Solution
The fourth proportional to 8,889,487.05, 13,334,230.58 and 6,649,999.05 is: 9,974,998.58
Step by Step Solution
- Step 1: Write the proportion equation
8,889,487.05 : 13,334,230.58 = 6,649,999.05 : x - Step 2: Convert to fraction form
8,889,487.05/13,334,230.58 = 6,649,999.05/x - Step 3: Cross multiply
8,889,487.05x = 13,334,230.58 × 6,649,999.05 - Step 4: Simplify right side
8,889,487.05x = 88,672,620,656,230.95 - Step 5: Solve for x
x = 88,672,620,656,230.95/8,889,487.05 - Step 6: Final answer
x = 9,974,998.58
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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.