Finding the Fourth Proportional to 26,882,854.97, 40,313,165.40 and 8,432,645.85
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Solution
The fourth proportional to 26,882,854.97, 40,313,165.40 and 8,432,645.85 is: 12,645,481.56
Step by Step Solution
- Step 1: Write the proportion equation
26,882,854.97 : 40,313,165.40 = 8,432,645.85 : x - Step 2: Convert to fraction form
26,882,854.97/40,313,165.40 = 8,432,645.85/x - Step 3: Cross multiply
26,882,854.97x = 40,313,165.40 × 8,432,645.85 - Step 4: Simplify right side
26,882,854.97x = 339,946,646,910,673.56 - Step 5: Solve for x
x = 339,946,646,910,673.56/26,882,854.97 - Step 6: Final answer
x = 12,645,481.56
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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.