Finding the Fourth Proportional to 16,322,021.30, 24,455,038.35 and 7,783,973.30
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Solution
The fourth proportional to 16,322,021.30, 24,455,038.35 and 7,783,973.30 is: 11,662,609.80
Step by Step Solution
- Step 1: Write the proportion equation
16,322,021.30 : 24,455,038.35 = 7,783,973.30 : x - Step 2: Convert to fraction form
16,322,021.30/24,455,038.35 = 7,783,973.30/x - Step 3: Cross multiply
16,322,021.30x = 24,455,038.35 × 7,783,973.30 - Step 4: Simplify right side
16,322,021.30x = 190,357,365,566,876.06 - Step 5: Solve for x
x = 190,357,365,566,876.06/16,322,021.30 - Step 6: Final answer
x = 11,662,609.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.