Finding the Fourth Proportional to 11,270,941, 15,553,898.58 and 6,442,148.68
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Solution
The fourth proportional to 11,270,941, 15,553,898.58 and 6,442,148.68 is: 8,890,165.18
Step by Step Solution
- Step 1: Write the proportion equation
11,270,941 : 15,553,898.58 = 6,442,148.68 : x - Step 2: Convert to fraction form
11,270,941/15,553,898.58 = 6,442,148.68/x - Step 3: Cross multiply
11,270,941x = 15,553,898.58 × 6,442,148.68 - Step 4: Simplify right side
11,270,941x = 100,200,527,206,000.88 - Step 5: Solve for x
x = 100,200,527,206,000.88/11,270,941 - Step 6: Final answer
x = 8,890,165.18
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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.