Finding the Fourth Proportional to 23,102,110.24, 31,881,288.06 and 12,647,950.12
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Solution
The fourth proportional to 23,102,110.24, 31,881,288.06 and 12,647,950.12 is: 17,454,376.98
Step by Step Solution
- Step 1: Write the proportion equation
23,102,110.24 : 31,881,288.06 = 12,647,950.12 : x - Step 2: Convert to fraction form
23,102,110.24/31,881,288.06 = 12,647,950.12/x - Step 3: Cross multiply
23,102,110.24x = 31,881,288.06 × 12,647,950.12 - Step 4: Simplify right side
23,102,110.24x = 403,232,941,144,231.50 - Step 5: Solve for x
x = 403,232,941,144,231.50/23,102,110.24 - Step 6: Final answer
x = 17,454,376.98
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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.