Finding the Fourth Proportional to 67,697,712.84, 93,420,224.34 and 36,757,173.96
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Solution
The fourth proportional to 67,697,712.84, 93,420,224.34 and 36,757,173.96 is: 50,723,477.85
Step by Step Solution
- Step 1: Write the proportion equation
67,697,712.84 : 93,420,224.34 = 36,757,173.96 : x - Step 2: Convert to fraction form
67,697,712.84/93,420,224.34 = 36,757,173.96/x - Step 3: Cross multiply
67,697,712.84x = 93,420,224.34 × 36,757,173.96 - Step 4: Simplify right side
67,697,712.84x = 3,433,863,437,447,606.50 - Step 5: Solve for x
x = 3,433,863,437,447,606.50/67,697,712.84 - Step 6: Final answer
x = 50,723,477.85
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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.