Finding the Fourth Proportional to 11,207,021.84, 15,465,522.44 and 6,312,719.96
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Solution
The fourth proportional to 11,207,021.84, 15,465,522.44 and 6,312,719.96 is: 8,711,459.08
Step by Step Solution
- Step 1: Write the proportion equation
11,207,021.84 : 15,465,522.44 = 6,312,719.96 : x - Step 2: Convert to fraction form
11,207,021.84/15,465,522.44 = 6,312,719.96/x - Step 3: Cross multiply
11,207,021.84x = 15,465,522.44 × 6,312,719.96 - Step 4: Simplify right side
11,207,021.84x = 97,629,512,089,924.69 - Step 5: Solve for x
x = 97,629,512,089,924.69/11,207,021.84 - Step 6: Final answer
x = 8,711,459.08
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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.