Finding the Fourth Proportional to 12,024,868.86, 18,037,309.43 and 2,926,967.99
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Solution
The fourth proportional to 12,024,868.86, 18,037,309.43 and 2,926,967.99 is: 4,390,453.47
Step by Step Solution
- Step 1: Write the proportion equation
12,024,868.86 : 18,037,309.43 = 2,926,967.99 : x - Step 2: Convert to fraction form
12,024,868.86/18,037,309.43 = 2,926,967.99/x - Step 3: Cross multiply
12,024,868.86x = 18,037,309.43 × 2,926,967.99 - Step 4: Simplify right side
12,024,868.86x = 52,794,627,244,466.02 - Step 5: Solve for x
x = 52,794,627,244,466.02/12,024,868.86 - Step 6: Final answer
x = 4,390,453.47
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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.