Finding the Fourth Proportional to 10,698,695.16, 16,047,987.36 and 2,611,713.48
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Solution
The fourth proportional to 10,698,695.16, 16,047,987.36 and 2,611,713.48 is: 3,917,556.70
Step by Step Solution
- Step 1: Write the proportion equation
10,698,695.16 : 16,047,987.36 = 2,611,713.48 : x - Step 2: Convert to fraction form
10,698,695.16/16,047,987.36 = 2,611,713.48/x - Step 3: Cross multiply
10,698,695.16x = 16,047,987.36 × 2,611,713.48 - Step 4: Simplify right side
10,698,695.16x = 41,912,744,914,981.61 - Step 5: Solve for x
x = 41,912,744,914,981.61/10,698,695.16 - Step 6: Final answer
x = 3,917,556.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.