Finding the Fourth Proportional to 11,275,526.60, 15,560,236.87 and 6,118,888.19
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Solution
The fourth proportional to 11,275,526.60, 15,560,236.87 and 6,118,888.19 is: 8,444,071.22
Step by Step Solution
- Step 1: Write the proportion equation
11,275,526.60 : 15,560,236.87 = 6,118,888.19 : x - Step 2: Convert to fraction form
11,275,526.60/15,560,236.87 = 6,118,888.19/x - Step 3: Cross multiply
11,275,526.60x = 15,560,236.87 × 6,118,888.19 - Step 4: Simplify right side
11,275,526.60x = 95,211,349,617,445.56 - Step 5: Solve for x
x = 95,211,349,617,445.56/11,275,526.60 - Step 6: Final answer
x = 8,444,071.22
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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.