Finding the Fourth Proportional to 5,003,451.90, 6,908,153.07 and 3,169,537.62
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Solution
The fourth proportional to 5,003,451.90, 6,908,153.07 and 3,169,537.62 is: 4,376,109.03
Step by Step Solution
- Step 1: Write the proportion equation
5,003,451.90 : 6,908,153.07 = 3,169,537.62 : x - Step 2: Convert to fraction form
5,003,451.90/6,908,153.07 = 3,169,537.62/x - Step 3: Cross multiply
5,003,451.90x = 6,908,153.07 × 3,169,537.62 - Step 4: Simplify right side
5,003,451.90x = 21,895,651,040,083.50 - Step 5: Solve for x
x = 21,895,651,040,083.50/5,003,451.90 - Step 6: Final answer
x = 4,376,109.03
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1.5x scale
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.