Finding the Fourth Proportional to 34,397,438.58, 51,597,965.79 and 8,838,620.82
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Solution
The fourth proportional to 34,397,438.58, 51,597,965.79 and 8,838,620.82 is: 13,258,395.79
Step by Step Solution
- Step 1: Write the proportion equation
34,397,438.58 : 51,597,965.79 = 8,838,620.82 : x - Step 2: Convert to fraction form
34,397,438.58/51,597,965.79 = 8,838,620.82/x - Step 3: Cross multiply
34,397,438.58x = 51,597,965.79 × 8,838,620.82 - Step 4: Simplify right side
34,397,438.58x = 456,054,854,701,141.75 - Step 5: Solve for x
x = 456,054,854,701,141.75/34,397,438.58 - Step 6: Final answer
x = 13,258,395.79
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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.