Finding the Fourth Proportional to 11,628,752.13, 16,047,394.74 and 6,401,717.82
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Solution
The fourth proportional to 11,628,752.13, 16,047,394.74 and 6,401,717.82 is: 8,834,214.69
Step by Step Solution
- Step 1: Write the proportion equation
11,628,752.13 : 16,047,394.74 = 6,401,717.82 : x - Step 2: Convert to fraction form
11,628,752.13/16,047,394.74 = 6,401,717.82/x - Step 3: Cross multiply
11,628,752.13x = 16,047,394.74 × 6,401,717.82 - Step 4: Simplify right side
11,628,752.13x = 102,730,892,871,632.27 - Step 5: Solve for x
x = 102,730,892,871,632.27/11,628,752.13 - Step 6: Final answer
x = 8,834,214.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.