Finding the Fourth Proportional to 9,757,539.18, 14,626,565.69 and 6,521,802.21
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Solution
The fourth proportional to 9,757,539.18, 14,626,565.69 and 6,521,802.21 is: 9,776,191.17
Step by Step Solution
- Step 1: Write the proportion equation
9,757,539.18 : 14,626,565.69 = 6,521,802.21 : x - Step 2: Convert to fraction form
9,757,539.18/14,626,565.69 = 6,521,802.21/x - Step 3: Cross multiply
9,757,539.18x = 14,626,565.69 × 6,521,802.21 - Step 4: Simplify right side
9,757,539.18x = 95,391,568,409,143.17 - Step 5: Solve for x
x = 95,391,568,409,143.17/9,757,539.18 - Step 6: Final answer
x = 9,776,191.17
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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.