Finding the Fourth Proportional to 14,485,027.21, 19,984,393.80 and 8,976,392.13
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Solution
The fourth proportional to 14,485,027.21, 19,984,393.80 and 8,976,392.13 is: 12,384,357.49
Step by Step Solution
- Step 1: Write the proportion equation
14,485,027.21 : 19,984,393.80 = 8,976,392.13 : x - Step 2: Convert to fraction form
14,485,027.21/19,984,393.80 = 8,976,392.13/x - Step 3: Cross multiply
14,485,027.21x = 19,984,393.80 × 8,976,392.13 - Step 4: Simplify right side
14,485,027.21x = 179,387,755,232,950.09 - Step 5: Solve for x
x = 179,387,755,232,950.09/14,485,027.21 - Step 6: Final answer
x = 12,384,357.49
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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.