Finding the Fourth Proportional to 17,532,047.70, 26,298,071.55 and 16,860,201.30
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Solution
The fourth proportional to 17,532,047.70, 26,298,071.55 and 16,860,201.30 is: 25,290,301.95
Step by Step Solution
- Step 1: Write the proportion equation
17,532,047.70 : 26,298,071.55 = 16,860,201.30 : x - Step 2: Convert to fraction form
17,532,047.70/26,298,071.55 = 16,860,201.30/x - Step 3: Cross multiply
17,532,047.70x = 26,298,071.55 × 16,860,201.30 - Step 4: Simplify right side
17,532,047.70x = 443,390,780,134,803.06 - Step 5: Solve for x
x = 443,390,780,134,803.06/17,532,047.70 - Step 6: Final answer
x = 25,290,301.95
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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.