Finding the Fourth Proportional to 6,476,210.49, 9,713,650.02 and 2,157,794.31
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Solution
The fourth proportional to 6,476,210.49, 9,713,650.02 and 2,157,794.31 is: 3,236,469.66
Step by Step Solution
- Step 1: Write the proportion equation
6,476,210.49 : 9,713,650.02 = 2,157,794.31 : x - Step 2: Convert to fraction form
6,476,210.49/9,713,650.02 = 2,157,794.31/x - Step 3: Cross multiply
6,476,210.49x = 9,713,650.02 × 2,157,794.31 - Step 4: Simplify right side
6,476,210.49x = 20,960,058,742,487.39 - Step 5: Solve for x
x = 20,960,058,742,487.39/6,476,210.49 - Step 6: Final answer
x = 3,236,469.66
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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.