Finding the Fourth Proportional to 68,623,284.26, 102,938,236.79 and 22,564,133.57
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Solution
The fourth proportional to 68,623,284.26, 102,938,236.79 and 22,564,133.57 is: 33,847,288.85
Step by Step Solution
- Step 1: Write the proportion equation
68,623,284.26 : 102,938,236.79 = 22,564,133.57 : x - Step 2: Convert to fraction form
68,623,284.26/102,938,236.79 = 22,564,133.57/x - Step 3: Cross multiply
68,623,284.26x = 102,938,236.79 × 22,564,133.57 - Step 4: Simplify right side
68,623,284.26x = 2,322,712,123,762,336 - Step 5: Solve for x
x = 2,322,712,123,762,336/68,623,284.26 - Step 6: Final answer
x = 33,847,288.85
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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.