Finding the Fourth Proportional to 19,794,867.76, 29,696,938.08 and 6,147,317.08
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Solution
The fourth proportional to 19,794,867.76, 29,696,938.08 and 6,147,317.08 is: 9,222,415.47
Step by Step Solution
- Step 1: Write the proportion equation
19,794,867.76 : 29,696,938.08 = 6,147,317.08 : x - Step 2: Convert to fraction form
19,794,867.76/29,696,938.08 = 6,147,317.08/x - Step 3: Cross multiply
19,794,867.76x = 29,696,938.08 × 6,147,317.08 - Step 4: Simplify right side
19,794,867.76x = 182,556,494,682,886.41 - Step 5: Solve for x
x = 182,556,494,682,886.41/19,794,867.76 - Step 6: Final answer
x = 9,222,415.47
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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.