Finding the Fourth Proportional to 7,035,472.36, 10,555,027.98 and 4,120,027.17
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Solution
The fourth proportional to 7,035,472.36, 10,555,027.98 and 4,120,027.17 is: 6,181,106.23
Step by Step Solution
- Step 1: Write the proportion equation
7,035,472.36 : 10,555,027.98 = 4,120,027.17 : x - Step 2: Convert to fraction form
7,035,472.36/10,555,027.98 = 4,120,027.17/x - Step 3: Cross multiply
7,035,472.36x = 10,555,027.98 × 4,120,027.17 - Step 4: Simplify right side
7,035,472.36x = 43,487,002,057,710.22 - Step 5: Solve for x
x = 43,487,002,057,710.22/7,035,472.36 - Step 6: Final answer
x = 6,181,106.23
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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.