Finding the Fourth Proportional to 6,571,605.06, 9,115,211.24 and 6,396,820.02
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Solution
The fourth proportional to 6,571,605.06, 9,115,211.24 and 6,396,820.02 is: 8,872,773.88
Step by Step Solution
- Step 1: Write the proportion equation
6,571,605.06 : 9,115,211.24 = 6,396,820.02 : x - Step 2: Convert to fraction form
6,571,605.06/9,115,211.24 = 6,396,820.02/x - Step 3: Cross multiply
6,571,605.06x = 9,115,211.24 × 6,396,820.02 - Step 4: Simplify right side
6,571,605.06x = 58,308,365,746,561.02 - Step 5: Solve for x
x = 58,308,365,746,561.02/6,571,605.06 - Step 6: Final answer
x = 8,872,773.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.