Finding the Fourth Proportional to 16,609,509.60, 24,890,936.40 and 13,203,621.60
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Solution
The fourth proportional to 16,609,509.60, 24,890,936.40 and 13,203,621.60 is: 19,786,887.96
Step by Step Solution
- Step 1: Write the proportion equation
16,609,509.60 : 24,890,936.40 = 13,203,621.60 : x - Step 2: Convert to fraction form
16,609,509.60/24,890,936.40 = 13,203,621.60/x - Step 3: Cross multiply
16,609,509.60x = 24,890,936.40 × 13,203,621.60 - Step 4: Simplify right side
16,609,509.60x = 328,650,505,495,266.19 - Step 5: Solve for x
x = 328,650,505,495,266.19/16,609,509.60 - Step 6: Final answer
x = 19,786,887.96
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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.