Finding the Fourth Proportional to 7,274,024.05, 10,911,036.08 and 4,439,672.05
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Solution
The fourth proportional to 7,274,024.05, 10,911,036.08 and 4,439,672.05 is: 6,659,508.08
Step by Step Solution
- Step 1: Write the proportion equation
7,274,024.05 : 10,911,036.08 = 4,439,672.05 : x - Step 2: Convert to fraction form
7,274,024.05/10,911,036.08 = 4,439,672.05/x - Step 3: Cross multiply
7,274,024.05x = 10,911,036.08 × 4,439,672.05 - Step 4: Simplify right side
7,274,024.05x = 48,441,421,898,719.20 - Step 5: Solve for x
x = 48,441,421,898,719.20/7,274,024.05 - Step 6: Final answer
x = 6,659,508.08
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1.5x scale
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.