Finding the Fourth Proportional to 6,422,226.50, 8,862,941.49 and 3,521,729.09
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Solution
The fourth proportional to 6,422,226.50, 8,862,941.49 and 3,521,729.09 is: 4,860,133.61
Step by Step Solution
- Step 1: Write the proportion equation
6,422,226.50 : 8,862,941.49 = 3,521,729.09 : x - Step 2: Convert to fraction form
6,422,226.50/8,862,941.49 = 3,521,729.09/x - Step 3: Cross multiply
6,422,226.50x = 8,862,941.49 × 3,521,729.09 - Step 4: Simplify right side
6,422,226.50x = 31,212,878,868,300.95 - Step 5: Solve for x
x = 31,212,878,868,300.95/6,422,226.50 - Step 6: Final answer
x = 4,860,133.61
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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.