Finding the Fourth Proportional to 45,438,423.92, 68,182,433.20 and 26,306,547.92
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Solution
The fourth proportional to 45,438,423.92, 68,182,433.20 and 26,306,547.92 is: 39,474,178.27
Step by Step Solution
- Step 1: Write the proportion equation
45,438,423.92 : 68,182,433.20 = 26,306,547.92 : x - Step 2: Convert to fraction form
45,438,423.92/68,182,433.20 = 26,306,547.92/x - Step 3: Cross multiply
45,438,423.92x = 68,182,433.20 × 26,306,547.92 - Step 4: Simplify right side
45,438,423.92x = 1,793,644,446,277,999.25 - Step 5: Solve for x
x = 1,793,644,446,277,999.25/45,438,423.92 - Step 6: Final answer
x = 39,474,178.27
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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.