Finding the Fourth Proportional to 6,564,207.19, 9,050,185.36 and 5,382,452.17
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Solution
The fourth proportional to 6,564,207.19, 9,050,185.36 and 5,382,452.17 is: 7,420,879.39
Step by Step Solution
- Step 1: Write the proportion equation
6,564,207.19 : 9,050,185.36 = 5,382,452.17 : x - Step 2: Convert to fraction form
6,564,207.19/9,050,185.36 = 5,382,452.17/x - Step 3: Cross multiply
6,564,207.19x = 9,050,185.36 × 5,382,452.17 - Step 4: Simplify right side
6,564,207.19x = 48,712,189,829,834.23 - Step 5: Solve for x
x = 48,712,189,829,834.23/6,564,207.19 - Step 6: Final answer
x = 7,420,879.39
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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.