Finding the Fourth Proportional to 6,497,592.70, 8,963,863.27 and 3,917,840.31
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Solution
The fourth proportional to 6,497,592.70, 8,963,863.27 and 3,917,840.31 is: 5,404,922.48
Step by Step Solution
- Step 1: Write the proportion equation
6,497,592.70 : 8,963,863.27 = 3,917,840.31 : x - Step 2: Convert to fraction form
6,497,592.70/8,963,863.27 = 3,917,840.31/x - Step 3: Cross multiply
6,497,592.70x = 8,963,863.27 × 3,917,840.31 - Step 4: Simplify right side
6,497,592.70x = 35,118,984,852,534.41 - Step 5: Solve for x
x = 35,118,984,852,534.41/6,497,592.70 - Step 6: Final answer
x = 5,404,922.48
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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.