Finding the Fourth Proportional to 7,625,341.96, 11,439,950.47 and 2,160,430.82
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Solution
The fourth proportional to 7,625,341.96, 11,439,950.47 and 2,160,430.82 is: 3,241,195.17
Step by Step Solution
- Step 1: Write the proportion equation
7,625,341.96 : 11,439,950.47 = 2,160,430.82 : x - Step 2: Convert to fraction form
7,625,341.96/11,439,950.47 = 2,160,430.82/x - Step 3: Cross multiply
7,625,341.96x = 11,439,950.47 × 2,160,430.82 - Step 4: Simplify right side
7,625,341.96x = 24,715,221,512,060.65 - Step 5: Solve for x
x = 24,715,221,512,060.65/7,625,341.96 - Step 6: Final answer
x = 3,241,195.17
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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.