Finding the Fourth Proportional to 28,631,036.50, 43,102,284.58 and 26,088,634.42
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Solution
The fourth proportional to 28,631,036.50, 43,102,284.58 and 26,088,634.42 is: 39,274,852.84
Step by Step Solution
- Step 1: Write the proportion equation
28,631,036.50 : 43,102,284.58 = 26,088,634.42 : x - Step 2: Convert to fraction form
28,631,036.50/43,102,284.58 = 26,088,634.42/x - Step 3: Cross multiply
28,631,036.50x = 43,102,284.58 × 26,088,634.42 - Step 4: Simplify right side
28,631,036.50x = 1,124,479,745,074,423.25 - Step 5: Solve for x
x = 1,124,479,745,074,423.25/28,631,036.50 - Step 6: Final answer
x = 39,274,852.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.