Finding the Fourth Proportional to 6,122,273.36, 8,460,389.41 and 4,591,723.28
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Solution
The fourth proportional to 6,122,273.36, 8,460,389.41 and 4,591,723.28 is: 6,345,317.29
Step by Step Solution
- Step 1: Write the proportion equation
6,122,273.36 : 8,460,389.41 = 4,591,723.28 : x - Step 2: Convert to fraction form
6,122,273.36/8,460,389.41 = 4,591,723.28/x - Step 3: Cross multiply
6,122,273.36x = 8,460,389.41 × 4,591,723.28 - Step 4: Simplify right side
6,122,273.36x = 38,847,767,011,762.47 - Step 5: Solve for x
x = 38,847,767,011,762.47/6,122,273.36 - Step 6: Final answer
x = 6,345,317.29
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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.