Finding the Fourth Proportional to 6,376,422.21, 8,799,391 and 3,475,749.43
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Solution
The fourth proportional to 6,376,422.21, 8,799,391 and 3,475,749.43 is: 4,796,495.16
Step by Step Solution
- Step 1: Write the proportion equation
6,376,422.21 : 8,799,391 = 3,475,749.43 : x - Step 2: Convert to fraction form
6,376,422.21/8,799,391 = 3,475,749.43/x - Step 3: Cross multiply
6,376,422.21x = 8,799,391 × 3,475,749.43 - Step 4: Simplify right side
6,376,422.21x = 30,584,478,252,597.13 - Step 5: Solve for x
x = 30,584,478,252,597.13/6,376,422.21 - Step 6: Final answer
x = 4,796,495.16
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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.