Finding the Fourth Proportional to 10,173,466.12, 15,260,204.66 and 3,782,888.10
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Solution
The fourth proportional to 10,173,466.12, 15,260,204.66 and 3,782,888.10 is: 5,674,334.19
Step by Step Solution
- Step 1: Write the proportion equation
10,173,466.12 : 15,260,204.66 = 3,782,888.10 : x - Step 2: Convert to fraction form
10,173,466.12/15,260,204.66 = 3,782,888.10/x - Step 3: Cross multiply
10,173,466.12x = 15,260,204.66 × 3,782,888.10 - Step 4: Simplify right side
10,173,466.12x = 57,727,646,611,878.55 - Step 5: Solve for x
x = 57,727,646,611,878.55/10,173,466.12 - Step 6: Final answer
x = 5,674,334.19
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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.