Finding the Fourth Proportional to 40,880,623.92, 61,337,294.64 and 16,621,415.52
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Solution
The fourth proportional to 40,880,623.92, 61,337,294.64 and 16,621,415.52 is: 24,938,774.49
Step by Step Solution
- Step 1: Write the proportion equation
40,880,623.92 : 61,337,294.64 = 16,621,415.52 : x - Step 2: Convert to fraction form
40,880,623.92/61,337,294.64 = 16,621,415.52/x - Step 3: Cross multiply
40,880,623.92x = 61,337,294.64 × 16,621,415.52 - Step 4: Simplify right side
40,880,623.92x = 1,019,512,661,084,108.75 - Step 5: Solve for x
x = 1,019,512,661,084,108.75/40,880,623.92 - Step 6: Final answer
x = 24,938,774.49
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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.