Finding the Fourth Proportional to 8,012,340.99, 12,030,518.25 and 6,936,173.10
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Solution
The fourth proportional to 8,012,340.99, 12,030,518.25 and 6,936,173.10 is: 10,414,653.74
Step by Step Solution
- Step 1: Write the proportion equation
8,012,340.99 : 12,030,518.25 = 6,936,173.10 : x - Step 2: Convert to fraction form
8,012,340.99/12,030,518.25 = 6,936,173.10/x - Step 3: Cross multiply
8,012,340.99x = 12,030,518.25 × 6,936,173.10 - Step 4: Simplify right side
8,012,340.99x = 83,445,757,064,709.08 - Step 5: Solve for x
x = 83,445,757,064,709.08/8,012,340.99 - Step 6: Final answer
x = 10,414,653.74
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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.