Finding the Fourth Proportional to 16,135,890.98, 24,163,978.38 and 12,027,359.97
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Solution
The fourth proportional to 16,135,890.98, 24,163,978.38 and 12,027,359.97 is: 18,011,330.56
Step by Step Solution
- Step 1: Write the proportion equation
16,135,890.98 : 24,163,978.38 = 12,027,359.97 : x - Step 2: Convert to fraction form
16,135,890.98/24,163,978.38 = 12,027,359.97/x - Step 3: Cross multiply
16,135,890.98x = 24,163,978.38 × 12,027,359.97 - Step 4: Simplify right side
16,135,890.98x = 290,628,866,283,557.44 - Step 5: Solve for x
x = 290,628,866,283,557.44/16,135,890.98 - Step 6: Final answer
x = 18,011,330.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.