Finding the Fourth Proportional to 10,526,824.64, 14,529,319.80 and 6,664,494.80
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Solution
The fourth proportional to 10,526,824.64, 14,529,319.80 and 6,664,494.80 is: 9,198,460.08
Step by Step Solution
- Step 1: Write the proportion equation
10,526,824.64 : 14,529,319.80 = 6,664,494.80 : x - Step 2: Convert to fraction form
10,526,824.64/14,529,319.80 = 6,664,494.80/x - Step 3: Cross multiply
10,526,824.64x = 14,529,319.80 × 6,664,494.80 - Step 4: Simplify right side
10,526,824.64x = 96,830,576,254,637.05 - Step 5: Solve for x
x = 96,830,576,254,637.05/10,526,824.64 - Step 6: Final answer
x = 9,198,460.08
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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.