Finding the Fourth Proportional to 7,415,010.51, 11,118,461.07 and 5,887,816.14
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Solution
The fourth proportional to 7,415,010.51, 11,118,461.07 and 5,887,816.14 is: 8,828,504.62
Step by Step Solution
- Step 1: Write the proportion equation
7,415,010.51 : 11,118,461.07 = 5,887,816.14 : x - Step 2: Convert to fraction form
7,415,010.51/11,118,461.07 = 5,887,816.14/x - Step 3: Cross multiply
7,415,010.51x = 11,118,461.07 × 5,887,816.14 - Step 4: Simplify right side
7,415,010.51x = 65,463,454,539,907.66 - Step 5: Solve for x
x = 65,463,454,539,907.66/7,415,010.51 - Step 6: Final answer
x = 8,828,504.62
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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.