Finding the Fourth Proportional to 76,962,391.10, 106,206,787.10 and 41,679,910.26
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Solution
The fourth proportional to 76,962,391.10, 106,206,787.10 and 41,679,910.26 is: 57,517,565.30
Step by Step Solution
- Step 1: Write the proportion equation
76,962,391.10 : 106,206,787.10 = 41,679,910.26 : x - Step 2: Convert to fraction form
76,962,391.10/106,206,787.10 = 41,679,910.26/x - Step 3: Cross multiply
76,962,391.10x = 106,206,787.10 × 41,679,910.26 - Step 4: Simplify right side
76,962,391.10x = 4,426,689,355,833,401.50 - Step 5: Solve for x
x = 4,426,689,355,833,401.50/76,962,391.10 - Step 6: Final answer
x = 57,517,565.30
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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.