Finding the Fourth Proportional to 16,293,135.60, 24,455,449.80 and 8,215,232.40
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Solution
The fourth proportional to 16,293,135.60, 24,455,449.80 and 8,215,232.40 is: 12,330,788.16
Step by Step Solution
- Step 1: Write the proportion equation
16,293,135.60 : 24,455,449.80 = 8,215,232.40 : x - Step 2: Convert to fraction form
16,293,135.60/24,455,449.80 = 8,215,232.40/x - Step 3: Cross multiply
16,293,135.60x = 24,455,449.80 × 8,215,232.40 - Step 4: Simplify right side
16,293,135.60x = 200,907,203,553,533.53 - Step 5: Solve for x
x = 200,907,203,553,533.53/16,293,135.60 - Step 6: Final answer
x = 12,330,788.16
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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.