Finding the Fourth Proportional to 8,558,465.91, 12,838,446.08 and 2,168,718.49
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Solution
The fourth proportional to 8,558,465.91, 12,838,446.08 and 2,168,718.49 is: 3,253,267.08
Step by Step Solution
- Step 1: Write the proportion equation
8,558,465.91 : 12,838,446.08 = 2,168,718.49 : x - Step 2: Convert to fraction form
8,558,465.91/12,838,446.08 = 2,168,718.49/x - Step 3: Cross multiply
8,558,465.91x = 12,838,446.08 × 2,168,718.49 - Step 4: Simplify right side
8,558,465.91x = 27,842,975,349,883.96 - Step 5: Solve for x
x = 27,842,975,349,883.96/8,558,465.91 - Step 6: Final answer
x = 3,253,267.08
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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.