Finding the Fourth Proportional to 26,085,433.15, 39,135,722.72 and 10,515,226.41
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Solution
The fourth proportional to 26,085,433.15, 39,135,722.72 and 10,515,226.41 is: 15,775,892.34
Step by Step Solution
- Step 1: Write the proportion equation
26,085,433.15 : 39,135,722.72 = 10,515,226.41 : x - Step 2: Convert to fraction form
26,085,433.15/39,135,722.72 = 10,515,226.41/x - Step 3: Cross multiply
26,085,433.15x = 39,135,722.72 × 10,515,226.41 - Step 4: Simplify right side
26,085,433.15x = 411,520,985,126,353.06 - Step 5: Solve for x
x = 411,520,985,126,353.06/26,085,433.15 - Step 6: Final answer
x = 15,775,892.34
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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.