Finding the Fourth Proportional to 10,577,567.58, 15,866,455.05 and 4,189,376.22
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Solution
The fourth proportional to 10,577,567.58, 15,866,455.05 and 4,189,376.22 is: 6,284,105.39
Step by Step Solution
- Step 1: Write the proportion equation
10,577,567.58 : 15,866,455.05 = 4,189,376.22 : x - Step 2: Convert to fraction form
10,577,567.58/15,866,455.05 = 4,189,376.22/x - Step 3: Cross multiply
10,577,567.58x = 15,866,455.05 × 4,189,376.22 - Step 4: Simplify right side
10,577,567.58x = 66,470,549,482,168.91 - Step 5: Solve for x
x = 66,470,549,482,168.91/10,577,567.58 - Step 6: Final answer
x = 6,284,105.39
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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.