Finding the Fourth Proportional to 16,256,062.80, 24,384,094.20 and 14,688,421.20
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Solution
The fourth proportional to 16,256,062.80, 24,384,094.20 and 14,688,421.20 is: 22,032,631.80
Step by Step Solution
- Step 1: Write the proportion equation
16,256,062.80 : 24,384,094.20 = 14,688,421.20 : x - Step 2: Convert to fraction form
16,256,062.80/24,384,094.20 = 14,688,421.20/x - Step 3: Cross multiply
16,256,062.80x = 24,384,094.20 × 14,688,421.20 - Step 4: Simplify right side
16,256,062.80x = 358,163,846,190,077 - Step 5: Solve for x
x = 358,163,846,190,077/16,256,062.80 - Step 6: Final answer
x = 22,032,631.80
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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.