Finding the Fourth Proportional to 10,944,426.18, 15,103,311.39 and 5,982,889.08
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Solution
The fourth proportional to 10,944,426.18, 15,103,311.39 and 5,982,889.08 is: 8,256,388.71
Step by Step Solution
- Step 1: Write the proportion equation
10,944,426.18 : 15,103,311.39 = 5,982,889.08 : x - Step 2: Convert to fraction form
10,944,426.18/15,103,311.39 = 5,982,889.08/x - Step 3: Cross multiply
10,944,426.18x = 15,103,311.39 × 5,982,889.08 - Step 4: Simplify right side
10,944,426.18x = 90,361,436,787,070.62 - Step 5: Solve for x
x = 90,361,436,787,070.62/10,944,426.18 - Step 6: Final answer
x = 8,256,388.71
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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.