Finding the Fourth Proportional to 11,329,454.48, 16,994,166.30 and 5,260,867.79
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Solution
The fourth proportional to 11,329,454.48, 16,994,166.30 and 5,260,867.79 is: 7,891,294.52
Step by Step Solution
- Step 1: Write the proportion equation
11,329,454.48 : 16,994,166.30 = 5,260,867.79 : x - Step 2: Convert to fraction form
11,329,454.48/16,994,166.30 = 5,260,867.79/x - Step 3: Cross multiply
11,329,454.48x = 16,994,166.30 × 5,260,867.79 - Step 4: Simplify right side
11,329,454.48x = 89,404,062,020,602.66 - Step 5: Solve for x
x = 89,404,062,020,602.66/11,329,454.48 - Step 6: Final answer
x = 7,891,294.52
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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.