Finding the Fourth Proportional to 8,236,804.43, 12,355,838.13 and 2,771,926.10
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Solution
The fourth proportional to 8,236,804.43, 12,355,838.13 and 2,771,926.10 is: 4,158,101.66
Step by Step Solution
- Step 1: Write the proportion equation
8,236,804.43 : 12,355,838.13 = 2,771,926.10 : x - Step 2: Convert to fraction form
8,236,804.43/12,355,838.13 = 2,771,926.10/x - Step 3: Cross multiply
8,236,804.43x = 12,355,838.13 × 2,771,926.10 - Step 4: Simplify right side
8,236,804.43x = 34,249,470,138,143.01 - Step 5: Solve for x
x = 34,249,470,138,143.01/8,236,804.43 - Step 6: Final answer
x = 4,158,101.66
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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.