Finding the Fourth Proportional to 7,258,860.53, 10,895,857.29 and 3,218,185.99
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Solution
The fourth proportional to 7,258,860.53, 10,895,857.29 and 3,218,185.99 is: 4,830,633.56
Step by Step Solution
- Step 1: Write the proportion equation
7,258,860.53 : 10,895,857.29 = 3,218,185.99 : x - Step 2: Convert to fraction form
7,258,860.53/10,895,857.29 = 3,218,185.99/x - Step 3: Cross multiply
7,258,860.53x = 10,895,857.29 × 3,218,185.99 - Step 4: Simplify right side
7,258,860.53x = 35,064,895,293,337.18 - Step 5: Solve for x
x = 35,064,895,293,337.18/7,258,860.53 - Step 6: Final answer
x = 4,830,633.56
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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.