Finding the Fourth Proportional to 7,349,717.90, 11,003,581.65 and 6,593,890.70
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Solution
The fourth proportional to 7,349,717.90, 11,003,581.65 and 6,593,890.70 is: 9,871,999.95
Step by Step Solution
- Step 1: Write the proportion equation
7,349,717.90 : 11,003,581.65 = 6,593,890.70 : x - Step 2: Convert to fraction form
7,349,717.90/11,003,581.65 = 6,593,890.70/x - Step 3: Cross multiply
7,349,717.90x = 11,003,581.65 × 6,593,890.70 - Step 4: Simplify right side
7,349,717.90x = 72,556,414,708,625.66 - Step 5: Solve for x
x = 72,556,414,708,625.66/7,349,717.90 - Step 6: Final answer
x = 9,871,999.95
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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.