Finding the Fourth Proportional to 11,467,523.04, 15,824,863.80 and 6,506,867.58
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Solution
The fourth proportional to 11,467,523.04, 15,824,863.80 and 6,506,867.58 is: 8,979,296.82
Step by Step Solution
- Step 1: Write the proportion equation
11,467,523.04 : 15,824,863.80 = 6,506,867.58 : x - Step 2: Convert to fraction form
11,467,523.04/15,824,863.80 = 6,506,867.58/x - Step 3: Cross multiply
11,467,523.04x = 15,824,863.80 × 6,506,867.58 - Step 4: Simplify right side
11,467,523.04x = 102,970,293,218,135.61 - Step 5: Solve for x
x = 102,970,293,218,135.61/11,467,523.04 - Step 6: Final answer
x = 8,979,296.82
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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.