Finding the Fourth Proportional to 11,561,275.50, 15,953,811.99 and 6,334,276.50
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Solution
The fourth proportional to 11,561,275.50, 15,953,811.99 and 6,334,276.50 is: 8,740,891.64
Step by Step Solution
- Step 1: Write the proportion equation
11,561,275.50 : 15,953,811.99 = 6,334,276.50 : x - Step 2: Convert to fraction form
11,561,275.50/15,953,811.99 = 6,334,276.50/x - Step 3: Cross multiply
11,561,275.50x = 15,953,811.99 × 6,334,276.50 - Step 4: Simplify right side
11,561,275.50x = 101,055,856,373,675.23 - Step 5: Solve for x
x = 101,055,856,373,675.23/11,561,275.50 - Step 6: Final answer
x = 8,740,891.64
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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.