Finding the Fourth Proportional to 8,135,663.10, 11,227,352.88 and 4,464,921.21
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Solution
The fourth proportional to 8,135,663.10, 11,227,352.88 and 4,464,921.21 is: 6,161,666.90
Step by Step Solution
- Step 1: Write the proportion equation
8,135,663.10 : 11,227,352.88 = 4,464,921.21 : x - Step 2: Convert to fraction form
8,135,663.10/11,227,352.88 = 4,464,921.21/x - Step 3: Cross multiply
8,135,663.10x = 11,227,352.88 × 4,464,921.21 - Step 4: Simplify right side
8,135,663.10x = 50,129,246,006,066.59 - Step 5: Solve for x
x = 50,129,246,006,066.59/8,135,663.10 - Step 6: Final answer
x = 6,161,666.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.