Finding the Fourth Proportional to 6,719,592.08, 9,273,836.04 and 4,242,411.92
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Solution
The fourth proportional to 6,719,592.08, 9,273,836.04 and 4,242,411.92 is: 5,855,032.88
Step by Step Solution
- Step 1: Write the proportion equation
6,719,592.08 : 9,273,836.04 = 4,242,411.92 : x - Step 2: Convert to fraction form
6,719,592.08/9,273,836.04 = 4,242,411.92/x - Step 3: Cross multiply
6,719,592.08x = 9,273,836.04 × 4,242,411.92 - Step 4: Simplify right side
6,719,592.08x = 39,343,432,560,221.59 - Step 5: Solve for x
x = 39,343,432,560,221.59/6,719,592.08 - Step 6: Final answer
x = 5,855,032.88
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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.