Finding the Fourth Proportional to 5,044,113.88, 6,958,877.07 and 3,107,015.08
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Solution
The fourth proportional to 5,044,113.88, 6,958,877.07 and 3,107,015.08 is: 4,286,448.82
Step by Step Solution
- Step 1: Write the proportion equation
5,044,113.88 : 6,958,877.07 = 3,107,015.08 : x - Step 2: Convert to fraction form
5,044,113.88/6,958,877.07 = 3,107,015.08/x - Step 3: Cross multiply
5,044,113.88x = 6,958,877.07 × 3,107,015.08 - Step 4: Simplify right side
5,044,113.88x = 21,621,335,996,356.22 - Step 5: Solve for x
x = 21,621,335,996,356.22/5,044,113.88 - Step 6: Final answer
x = 4,286,448.82
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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.