Finding the Fourth Proportional to 11,546,985.48, 17,324,324.91 and 3,871,389.84
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Solution
The fourth proportional to 11,546,985.48, 17,324,324.91 and 3,871,389.84 is: 5,808,374.45
Step by Step Solution
- Step 1: Write the proportion equation
11,546,985.48 : 17,324,324.91 = 3,871,389.84 : x - Step 2: Convert to fraction form
11,546,985.48/17,324,324.91 = 3,871,389.84/x - Step 3: Cross multiply
11,546,985.48x = 17,324,324.91 × 3,871,389.84 - Step 4: Simplify right side
11,546,985.48x = 67,069,215,441,432.91 - Step 5: Solve for x
x = 67,069,215,441,432.91/11,546,985.48 - Step 6: Final answer
x = 5,808,374.45
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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.