Finding the Fourth Proportional to 19,135,641.25, 26,407,620.60 and 10,874,401.84
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Solution
The fourth proportional to 19,135,641.25, 26,407,620.60 and 10,874,401.84 is: 15,006,922.12
Step by Step Solution
- Step 1: Write the proportion equation
19,135,641.25 : 26,407,620.60 = 10,874,401.84 : x - Step 2: Convert to fraction form
19,135,641.25/26,407,620.60 = 10,874,401.84/x - Step 3: Cross multiply
19,135,641.25x = 26,407,620.60 × 10,874,401.84 - Step 4: Simplify right side
19,135,641.25x = 287,167,078,042,661.94 - Step 5: Solve for x
x = 287,167,078,042,661.94/19,135,641.25 - Step 6: Final answer
x = 15,006,922.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.