Finding the Fourth Proportional to 11,659,518.05, 16,090,156.37 and 6,503,211.95
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Solution
The fourth proportional to 11,659,518.05, 16,090,156.37 and 6,503,211.95 is: 8,974,444.46
Step by Step Solution
- Step 1: Write the proportion equation
11,659,518.05 : 16,090,156.37 = 6,503,211.95 : x - Step 2: Convert to fraction form
11,659,518.05/16,090,156.37 = 6,503,211.95/x - Step 3: Cross multiply
11,659,518.05x = 16,090,156.37 × 6,503,211.95 - Step 4: Simplify right side
11,659,518.05x = 104,637,697,118,559.88 - Step 5: Solve for x
x = 104,637,697,118,559.88/11,659,518.05 - Step 6: Final answer
x = 8,974,444.46
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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.