Finding the Fourth Proportional to 7,949,730.99, 11,924,600.28 and 2,558,380.80
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Solution
The fourth proportional to 7,949,730.99, 11,924,600.28 and 2,558,380.80 is: 3,837,572.42
Step by Step Solution
- Step 1: Write the proportion equation
7,949,730.99 : 11,924,600.28 = 2,558,380.80 : x - Step 2: Convert to fraction form
7,949,730.99/11,924,600.28 = 2,558,380.80/x - Step 3: Cross multiply
7,949,730.99x = 11,924,600.28 × 2,558,380.80 - Step 4: Simplify right side
7,949,730.99x = 30,507,668,404,026.62 - Step 5: Solve for x
x = 30,507,668,404,026.62/7,949,730.99 - Step 6: Final answer
x = 3,837,572.42
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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.