Finding the Fourth Proportional to 16,090,357.40, 24,135,536.10 and 12,901,711.40
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Solution
The fourth proportional to 16,090,357.40, 24,135,536.10 and 12,901,711.40 is: 19,352,567.10
Step by Step Solution
- Step 1: Write the proportion equation
16,090,357.40 : 24,135,536.10 = 12,901,711.40 : x - Step 2: Convert to fraction form
16,090,357.40/24,135,536.10 = 12,901,711.40/x - Step 3: Cross multiply
16,090,357.40x = 24,135,536.10 × 12,901,711.40 - Step 4: Simplify right side
16,090,357.40x = 311,389,721,246,481.56 - Step 5: Solve for x
x = 311,389,721,246,481.56/16,090,357.40 - Step 6: Final answer
x = 19,352,567.10
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1.5x scale
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.