Finding the Fourth Proportional to 26,449,940.10, 39,674,910.15 and 7,283,655.30
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Solution
The fourth proportional to 26,449,940.10, 39,674,910.15 and 7,283,655.30 is: 10,925,482.95
Step by Step Solution
- Step 1: Write the proportion equation
26,449,940.10 : 39,674,910.15 = 7,283,655.30 : x - Step 2: Convert to fraction form
26,449,940.10/39,674,910.15 = 7,283,655.30/x - Step 3: Cross multiply
26,449,940.10x = 39,674,910.15 × 7,283,655.30 - Step 4: Simplify right side
26,449,940.10x = 288,978,369,591,071.25 - Step 5: Solve for x
x = 288,978,369,591,071.25/26,449,940.10 - Step 6: Final answer
x = 10,925,482.95
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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.