Finding the Fourth Proportional to 16,423,518.84, 24,638,799.33 and 4,909,887.24
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Solution
The fourth proportional to 16,423,518.84, 24,638,799.33 and 4,909,887.24 is: 7,365,883.50
Step by Step Solution
- Step 1: Write the proportion equation
16,423,518.84 : 24,638,799.33 = 4,909,887.24 : x - Step 2: Convert to fraction form
16,423,518.84/24,638,799.33 = 4,909,887.24/x - Step 3: Cross multiply
16,423,518.84x = 24,638,799.33 × 4,909,887.24 - Step 4: Simplify right side
16,423,518.84x = 120,973,726,439,287.55 - Step 5: Solve for x
x = 120,973,726,439,287.55/16,423,518.84 - Step 6: Final answer
x = 7,365,883.50
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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.