Finding the Fourth Proportional to 17,863,472.74, 26,796,807.46 and 6,933,406.12
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Solution
The fourth proportional to 17,863,472.74, 26,796,807.46 and 6,933,406.12 is: 10,400,729.55
Step by Step Solution
- Step 1: Write the proportion equation
17,863,472.74 : 26,796,807.46 = 6,933,406.12 : x - Step 2: Convert to fraction form
17,863,472.74/26,796,807.46 = 6,933,406.12/x - Step 3: Cross multiply
17,863,472.74x = 26,796,807.46 × 6,933,406.12 - Step 4: Simplify right side
17,863,472.74x = 185,793,148,839,625.66 - Step 5: Solve for x
x = 185,793,148,839,625.66/17,863,472.74 - Step 6: Final answer
x = 10,400,729.55
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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.