Finding the Fourth Proportional to 8,403,627.15, 11,596,847.99 and 5,140,202.13
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Solution
The fourth proportional to 8,403,627.15, 11,596,847.99 and 5,140,202.13 is: 7,093,382.61
Step by Step Solution
- Step 1: Write the proportion equation
8,403,627.15 : 11,596,847.99 = 5,140,202.13 : x - Step 2: Convert to fraction form
8,403,627.15/11,596,847.99 = 5,140,202.13/x - Step 3: Cross multiply
8,403,627.15x = 11,596,847.99 × 5,140,202.13 - Step 4: Simplify right side
8,403,627.15x = 59,610,142,713,783.20 - Step 5: Solve for x
x = 59,610,142,713,783.20/8,403,627.15 - Step 6: Final answer
x = 7,093,382.61
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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.