Finding the Fourth Proportional to 29,275,271.96, 40,400,115.99 and 16,222,748.84
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Solution
The fourth proportional to 29,275,271.96, 40,400,115.99 and 16,222,748.84 is: 22,387,526.78
Step by Step Solution
- Step 1: Write the proportion equation
29,275,271.96 : 40,400,115.99 = 16,222,748.84 : x - Step 2: Convert to fraction form
29,275,271.96/40,400,115.99 = 16,222,748.84/x - Step 3: Cross multiply
29,275,271.96x = 40,400,115.99 × 16,222,748.84 - Step 4: Simplify right side
29,275,271.96x = 655,400,934,913,638.25 - Step 5: Solve for x
x = 655,400,934,913,638.25/29,275,271.96 - Step 6: Final answer
x = 22,387,526.78
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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.