Finding the Fourth Proportional to 7,690,605.24, 10,614,340.24 and 4,429,308.09
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Solution
The fourth proportional to 7,690,605.24, 10,614,340.24 and 4,429,308.09 is: 6,113,196.76
Step by Step Solution
- Step 1: Write the proportion equation
7,690,605.24 : 10,614,340.24 = 4,429,308.09 : x - Step 2: Convert to fraction form
7,690,605.24/10,614,340.24 = 4,429,308.09/x - Step 3: Cross multiply
7,690,605.24x = 10,614,340.24 × 4,429,308.09 - Step 4: Simplify right side
7,690,605.24x = 47,014,183,093,922.22 - Step 5: Solve for x
x = 47,014,183,093,922.22/7,690,605.24 - Step 6: Final answer
x = 6,113,196.76
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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.