Finding the Fourth Proportional to 6,437,284.80, 8,883,513.12 and 3,536,735.80
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Solution
The fourth proportional to 6,437,284.80, 8,883,513.12 and 3,536,735.80 is: 4,880,728.42
Step by Step Solution
- Step 1: Write the proportion equation
6,437,284.80 : 8,883,513.12 = 3,536,735.80 : x - Step 2: Convert to fraction form
6,437,284.80/8,883,513.12 = 3,536,735.80/x - Step 3: Cross multiply
6,437,284.80x = 8,883,513.12 × 3,536,735.80 - Step 4: Simplify right side
6,437,284.80x = 31,418,638,881,273.69 - Step 5: Solve for x
x = 31,418,638,881,273.69/6,437,284.80 - Step 6: Final answer
x = 4,880,728.42
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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.