Finding the Fourth Proportional to 19,965,634.24, 29,950,166.24 and 7,010,671.60
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Solution
The fourth proportional to 19,965,634.24, 29,950,166.24 and 7,010,671.60 is: 10,516,609.56
Step by Step Solution
- Step 1: Write the proportion equation
19,965,634.24 : 29,950,166.24 = 7,010,671.60 : x - Step 2: Convert to fraction form
19,965,634.24/29,950,166.24 = 7,010,671.60/x - Step 3: Cross multiply
19,965,634.24x = 29,950,166.24 × 7,010,671.60 - Step 4: Simplify right side
19,965,634.24x = 209,970,779,874,046.75 - Step 5: Solve for x
x = 209,970,779,874,046.75/19,965,634.24 - Step 6: Final answer
x = 10,516,609.56
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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.