Finding the Fourth Proportional to 11,529,524.52, 15,912,325.80 and 6,634,646.64
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Solution
The fourth proportional to 11,529,524.52, 15,912,325.80 and 6,634,646.64 is: 9,156,722.70
Step by Step Solution
- Step 1: Write the proportion equation
11,529,524.52 : 15,912,325.80 = 6,634,646.64 : x - Step 2: Convert to fraction form
11,529,524.52/15,912,325.80 = 6,634,646.64/x - Step 3: Cross multiply
11,529,524.52x = 15,912,325.80 × 6,634,646.64 - Step 4: Simplify right side
11,529,524.52x = 105,572,658,903,555.31 - Step 5: Solve for x
x = 105,572,658,903,555.31/11,529,524.52 - Step 6: Final answer
x = 9,156,722.70
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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.