Finding the Fourth Proportional to 6,910,860.85, 10,366,291.28 and 4,397,657.65
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Solution
The fourth proportional to 6,910,860.85, 10,366,291.28 and 4,397,657.65 is: 6,596,486.48
Step by Step Solution
- Step 1: Write the proportion equation
6,910,860.85 : 10,366,291.28 = 4,397,657.65 : x - Step 2: Convert to fraction form
6,910,860.85/10,366,291.28 = 4,397,657.65/x - Step 3: Cross multiply
6,910,860.85x = 10,366,291.28 × 4,397,657.65 - Step 4: Simplify right side
6,910,860.85x = 45,587,400,127,632.01 - Step 5: Solve for x
x = 45,587,400,127,632.01/6,910,860.85 - Step 6: Final answer
x = 6,596,486.48
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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.