Finding the Fourth Proportional to 7,832,132.98, 11,748,183.30 and 4,418,870.14
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Solution
The fourth proportional to 7,832,132.98, 11,748,183.30 and 4,418,870.14 is: 6,628,296.09
Step by Step Solution
- Step 1: Write the proportion equation
7,832,132.98 : 11,748,183.30 = 4,418,870.14 : x - Step 2: Convert to fraction form
7,832,132.98/11,748,183.30 = 4,418,870.14/x - Step 3: Cross multiply
7,832,132.98x = 11,748,183.30 × 4,418,870.14 - Step 4: Simplify right side
7,832,132.98x = 51,913,696,383,616.66 - Step 5: Solve for x
x = 51,913,696,383,616.66/7,832,132.98 - Step 6: Final answer
x = 6,628,296.09
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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.