Finding the Fourth Proportional to 14,387,023.43, 19,854,113.66 and 8,192,075.18
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Solution
The fourth proportional to 14,387,023.43, 19,854,113.66 and 8,192,075.18 is: 11,305,075.89
Step by Step Solution
- Step 1: Write the proportion equation
14,387,023.43 : 19,854,113.66 = 8,192,075.18 : x - Step 2: Convert to fraction form
14,387,023.43/19,854,113.66 = 8,192,075.18/x - Step 3: Cross multiply
14,387,023.43x = 19,854,113.66 × 8,192,075.18 - Step 4: Simplify right side
14,387,023.43x = 162,646,391,594,754.03 - Step 5: Solve for x
x = 162,646,391,594,754.03/14,387,023.43 - Step 6: Final answer
x = 11,305,075.89
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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.