Finding the Fourth Proportional to 11,405,347.84, 15,741,408 and 6,822,173.44
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Solution
The fourth proportional to 11,405,347.84, 15,741,408 and 6,822,173.44 is: 9,415,812.40
Step by Step Solution
- Step 1: Write the proportion equation
11,405,347.84 : 15,741,408 = 6,822,173.44 : x - Step 2: Convert to fraction form
11,405,347.84/15,741,408 = 6,822,173.44/x - Step 3: Cross multiply
11,405,347.84x = 15,741,408 × 6,822,173.44 - Step 4: Simplify right side
11,405,347.84x = 107,390,615,565,803.53 - Step 5: Solve for x
x = 107,390,615,565,803.53/11,405,347.84 - Step 6: Final answer
x = 9,415,812.40
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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.