Finding the Fourth Proportional to 6,446,054.74, 8,895,723.86 and 3,545,521.75
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Solution
The fourth proportional to 6,446,054.74, 8,895,723.86 and 3,545,521.75 is: 4,892,912.60
Step by Step Solution
- Step 1: Write the proportion equation
6,446,054.74 : 8,895,723.86 = 3,545,521.75 : x - Step 2: Convert to fraction form
6,446,054.74/8,895,723.86 = 3,545,521.75/x - Step 3: Cross multiply
6,446,054.74x = 8,895,723.86 × 3,545,521.75 - Step 4: Simplify right side
6,446,054.74x = 31,539,982,427,623.95 - Step 5: Solve for x
x = 31,539,982,427,623.95/6,446,054.74 - Step 6: Final answer
x = 4,892,912.60
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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.