Finding the Fourth Proportional to 6,494,276.12, 8,963,051.64 and 3,740,434.08
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Solution
The fourth proportional to 6,494,276.12, 8,963,051.64 and 3,740,434.08 is: 5,162,346.53
Step by Step Solution
- Step 1: Write the proportion equation
6,494,276.12 : 8,963,051.64 = 3,740,434.08 : x - Step 2: Convert to fraction form
6,494,276.12/8,963,051.64 = 3,740,434.08/x - Step 3: Cross multiply
6,494,276.12x = 8,963,051.64 × 3,740,434.08 - Step 4: Simplify right side
6,494,276.12x = 33,525,703,815,055.89 - Step 5: Solve for x
x = 33,525,703,815,055.89/6,494,276.12 - Step 6: Final answer
x = 5,162,346.53
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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.