Finding the Fourth Proportional to 17,892,605.70, 26,852,905.35 and 8,309,171.70
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Solution
The fourth proportional to 17,892,605.70, 26,852,905.35 and 8,309,171.70 is: 12,470,257.54
Step by Step Solution
- Step 1: Write the proportion equation
17,892,605.70 : 26,852,905.35 = 8,309,171.70 : x - Step 2: Convert to fraction form
17,892,605.70/26,852,905.35 = 8,309,171.70/x - Step 3: Cross multiply
17,892,605.70x = 26,852,905.35 × 8,309,171.70 - Step 4: Simplify right side
17,892,605.70x = 223,125,401,196,998.62 - Step 5: Solve for x
x = 223,125,401,196,998.62/17,892,605.70 - Step 6: Final answer
x = 12,470,257.54
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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.