Finding the Fourth Proportional to 11,444,949.68, 17,164,761.12 and 4,259,867.36
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Solution
The fourth proportional to 11,444,949.68, 17,164,761.12 and 4,259,867.36 is: 6,388,809.71
Step by Step Solution
- Step 1: Write the proportion equation
11,444,949.68 : 17,164,761.12 = 4,259,867.36 : x - Step 2: Convert to fraction form
11,444,949.68/17,164,761.12 = 4,259,867.36/x - Step 3: Cross multiply
11,444,949.68x = 17,164,761.12 × 4,259,867.36 - Step 4: Simplify right side
11,444,949.68x = 73,119,605,637,285.05 - Step 5: Solve for x
x = 73,119,605,637,285.05/11,444,949.68 - Step 6: Final answer
x = 6,388,809.71
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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.