Finding the Fourth Proportional to 8,470,229.88, 12,698,201.52 and 3,674,306.28
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Solution
The fourth proportional to 8,470,229.88, 12,698,201.52 and 3,674,306.28 is: 5,508,360.72
Step by Step Solution
- Step 1: Write the proportion equation
8,470,229.88 : 12,698,201.52 = 3,674,306.28 : x - Step 2: Convert to fraction form
8,470,229.88/12,698,201.52 = 3,674,306.28/x - Step 3: Cross multiply
8,470,229.88x = 12,698,201.52 × 3,674,306.28 - Step 4: Simplify right side
8,470,229.88x = 46,657,081,589,641.54 - Step 5: Solve for x
x = 46,657,081,589,641.54/8,470,229.88 - Step 6: Final answer
x = 5,508,360.72
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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.