Finding the Fourth Proportional to 10,329,023.97, 15,475,580.68 and 7,248,481.38
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Solution
The fourth proportional to 10,329,023.97, 15,475,580.68 and 7,248,481.38 is: 10,860,121.80
Step by Step Solution
- Step 1: Write the proportion equation
10,329,023.97 : 15,475,580.68 = 7,248,481.38 : x - Step 2: Convert to fraction form
10,329,023.97/15,475,580.68 = 7,248,481.38/x - Step 3: Cross multiply
10,329,023.97x = 15,475,580.68 × 7,248,481.38 - Step 4: Simplify right side
10,329,023.97x = 112,174,458,290,047.44 - Step 5: Solve for x
x = 112,174,458,290,047.44/10,329,023.97 - Step 6: Final answer
x = 10,860,121.80
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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.