Finding the Fourth Proportional to 23,656,513.80, 35,435,004.30 and 19,675,201.80
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Solution
The fourth proportional to 23,656,513.80, 35,435,004.30 and 19,675,201.80 is: 29,471,411.82
Step by Step Solution
- Step 1: Write the proportion equation
23,656,513.80 : 35,435,004.30 = 19,675,201.80 : x - Step 2: Convert to fraction form
23,656,513.80/35,435,004.30 = 19,675,201.80/x - Step 3: Cross multiply
23,656,513.80x = 35,435,004.30 × 19,675,201.80 - Step 4: Simplify right side
23,656,513.80x = 697,190,860,386,367.75 - Step 5: Solve for x
x = 697,190,860,386,367.75/23,656,513.80 - Step 6: Final answer
x = 29,471,411.82
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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.