Finding the Fourth Proportional to 9,143,616.12, 13,717,704.75 and 6,453,196.68
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Solution
The fourth proportional to 9,143,616.12, 13,717,704.75 and 6,453,196.68 is: 9,681,404.55
Step by Step Solution
- Step 1: Write the proportion equation
9,143,616.12 : 13,717,704.75 = 6,453,196.68 : x - Step 2: Convert to fraction form
9,143,616.12/13,717,704.75 = 6,453,196.68/x - Step 3: Cross multiply
9,143,616.12x = 13,717,704.75 × 6,453,196.68 - Step 4: Simplify right side
9,143,616.12x = 88,523,046,749,920.22 - Step 5: Solve for x
x = 88,523,046,749,920.22/9,143,616.12 - Step 6: Final answer
x = 9,681,404.55
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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.