Finding the Fourth Proportional to 5,894,145.12, 8,130,942.72 and 3,445,156.08
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Solution
The fourth proportional to 5,894,145.12, 8,130,942.72 and 3,445,156.08 is: 4,752,575.00
Step by Step Solution
- Step 1: Write the proportion equation
5,894,145.12 : 8,130,942.72 = 3,445,156.08 : x - Step 2: Convert to fraction form
5,894,145.12/8,130,942.72 = 3,445,156.08/x - Step 3: Cross multiply
5,894,145.12x = 8,130,942.72 × 3,445,156.08 - Step 4: Simplify right side
5,894,145.12x = 28,012,366,747,939.74 - Step 5: Solve for x
x = 28,012,366,747,939.74/5,894,145.12 - Step 6: Final answer
x = 4,752,575.00
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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.