Finding the Fourth Proportional to 7,702,670.50, 11,555,131.98 and 2,311,746.88
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Solution
The fourth proportional to 7,702,670.50, 11,555,131.98 and 2,311,746.88 is: 3,467,958.33
Step by Step Solution
- Step 1: Write the proportion equation
7,702,670.50 : 11,555,131.98 = 2,311,746.88 : x - Step 2: Convert to fraction form
7,702,670.50/11,555,131.98 = 2,311,746.88/x - Step 3: Cross multiply
7,702,670.50x = 11,555,131.98 × 2,311,746.88 - Step 4: Simplify right side
7,702,670.50x = 26,712,540,302,753.22 - Step 5: Solve for x
x = 26,712,540,302,753.22/7,702,670.50 - Step 6: Final answer
x = 3,467,958.33
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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.