Finding the Fourth Proportional to 11,467,551.23, 15,824,902.63 and 6,506,895.77
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Solution
The fourth proportional to 11,467,551.23, 15,824,902.63 and 6,506,895.77 is: 8,979,335.69
Step by Step Solution
- Step 1: Write the proportion equation
11,467,551.23 : 15,824,902.63 = 6,506,895.77 : x - Step 2: Convert to fraction form
11,467,551.23/15,824,902.63 = 6,506,895.77/x - Step 3: Cross multiply
11,467,551.23x = 15,824,902.63 × 6,506,895.77 - Step 4: Simplify right side
11,467,551.23x = 102,970,991,983,808.88 - Step 5: Solve for x
x = 102,970,991,983,808.88/11,467,551.23 - Step 6: Final answer
x = 8,979,335.69
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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.