Finding the Fourth Proportional to 7,498,427.22, 10,344,899.94 and 4,358,169.12
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Solution
The fourth proportional to 7,498,427.22, 10,344,899.94 and 4,358,169.12 is: 6,012,570.66
Step by Step Solution
- Step 1: Write the proportion equation
7,498,427.22 : 10,344,899.94 = 4,358,169.12 : x - Step 2: Convert to fraction form
7,498,427.22/10,344,899.94 = 4,358,169.12/x - Step 3: Cross multiply
7,498,427.22x = 10,344,899.94 × 4,358,169.12 - Step 4: Simplify right side
7,498,427.22x = 45,084,823,467,997.85 - Step 5: Solve for x
x = 45,084,823,467,997.85/7,498,427.22 - Step 6: Final answer
x = 6,012,570.66
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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.