Finding the Fourth Proportional to 6,303,328.29, 8,698,916.27 and 3,855,170.41
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Solution
The fourth proportional to 6,303,328.29, 8,698,916.27 and 3,855,170.41 is: 5,320,332.85
Step by Step Solution
- Step 1: Write the proportion equation
6,303,328.29 : 8,698,916.27 = 3,855,170.41 : x - Step 2: Convert to fraction form
6,303,328.29/8,698,916.27 = 3,855,170.41/x - Step 3: Cross multiply
6,303,328.29x = 8,698,916.27 × 3,855,170.41 - Step 4: Simplify right side
6,303,328.29x = 33,535,804,591,062.21 - Step 5: Solve for x
x = 33,535,804,591,062.21/6,303,328.29 - Step 6: Final answer
x = 5,320,332.85
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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.