Finding the Fourth Proportional to 26,084,822.52, 39,128,492.11 and 8,576,992.05
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Solution
The fourth proportional to 26,084,822.52, 39,128,492.11 and 8,576,992.05 is: 12,865,901.83
Step by Step Solution
- Step 1: Write the proportion equation
26,084,822.52 : 39,128,492.11 = 8,576,992.05 : x - Step 2: Convert to fraction form
26,084,822.52/39,128,492.11 = 8,576,992.05/x - Step 3: Cross multiply
26,084,822.52x = 39,128,492.11 × 8,576,992.05 - Step 4: Simplify right side
26,084,822.52x = 335,604,765,755,957.75 - Step 5: Solve for x
x = 335,604,765,755,957.75/26,084,822.52 - Step 6: Final answer
x = 12,865,901.83
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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.