Finding the Fourth Proportional to 10,546,744.79, 15,803,753.67 and 7,314,587.08
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Solution
The fourth proportional to 10,546,744.79, 15,803,753.67 and 7,314,587.08 is: 10,960,531.87
Step by Step Solution
- Step 1: Write the proportion equation
10,546,744.79 : 15,803,753.67 = 7,314,587.08 : x - Step 2: Convert to fraction form
10,546,744.79/15,803,753.67 = 7,314,587.08/x - Step 3: Cross multiply
10,546,744.79x = 15,803,753.67 × 7,314,587.08 - Step 4: Simplify right side
10,546,744.79x = 115,597,932,370,575.19 - Step 5: Solve for x
x = 115,597,932,370,575.19/10,546,744.79 - Step 6: Final answer
x = 10,960,531.87
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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.