Finding the Fourth Proportional to 7,042,377.88, 10,567,491.81 and 3,803,850.19
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Solution
The fourth proportional to 7,042,377.88, 10,567,491.81 and 3,803,850.19 is: 5,707,895.32
Step by Step Solution
- Step 1: Write the proportion equation
7,042,377.88 : 10,567,491.81 = 3,803,850.19 : x - Step 2: Convert to fraction form
7,042,377.88/10,567,491.81 = 3,803,850.19/x - Step 3: Cross multiply
7,042,377.88x = 10,567,491.81 × 3,803,850.19 - Step 4: Simplify right side
7,042,377.88x = 40,197,155,702,873.22 - Step 5: Solve for x
x = 40,197,155,702,873.22/7,042,377.88 - Step 6: Final answer
x = 5,707,895.32
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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.